www/librewolf: New port

PR:	258503

1 files changed, 89350 insertions, 0 deletions

diff --git a/www/librewolf/files/patch-libwebrtc-generated b/www/librewolf/files/patch-libwebrtc-generated
new file mode 100644
index 000000000000..5458f3d2df6e
--- /dev/null
+++ b/www/librewolf/files/patch-libwebrtc-generated
@@ -0,0 +1,89350 @@
+commit 3dd423be3774ef9e3e9e9a8f0252a378520918fd
+Author: Christoph Moench-Tegeder <cmt@FreeBSD.org>
+Date:   Sun Dec 4 21:38:16 2022 +0000
+
+    regenerate libwebrtc patch for Firefox 108
+
+diff --git third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
+index 8fbfa680375d..ae63fb378f55 100644
+--- third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
++++ third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("resource_adaptation_api_gn")
+diff --git third_party/libwebrtc/api/array_view_gn/moz.build third_party/libwebrtc/api/array_view_gn/moz.build
+index 06d73f689afb..c5891c7c798d 100644
+--- third_party/libwebrtc/api/array_view_gn/moz.build
++++ third_party/libwebrtc/api/array_view_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("array_view_gn")
+diff --git third_party/libwebrtc/api/audio/aec3_config_gn/moz.build third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
+index 64f93961ccb7..b9e2837ed52e 100644
+--- third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
++++ third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec3_config_gn")
+diff --git third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
+index d71f5541616d..a7fe2cda7f26 100644
+--- third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
++++ third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec3_factory_gn")
+diff --git third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
+index 51787695ffb8..2e07cdc574e5 100644
+--- third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
++++ third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_api_gn")
+diff --git third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
+index c284e7a34fd9..d5f3c49482ac 100644
+--- third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
++++ third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_processor_gn")
+diff --git third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
+index 8b0f06e3f145..2be918cdbead 100644
+--- third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
++++ third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_mixer_api_gn")
+diff --git third_party/libwebrtc/api/audio/echo_control_gn/moz.build third_party/libwebrtc/api/audio/echo_control_gn/moz.build
+index e5049191901e..35a84d063d3d 100644
+--- third_party/libwebrtc/api/audio/echo_control_gn/moz.build
++++ third_party/libwebrtc/api/audio/echo_control_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("echo_control_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
+index d025ed5250e6..8ec8ad30d40b 100644
+--- third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_L16_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
+index 186075c3592b..07db614cbc2b 100644
+--- third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_L16_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
+index 7c58a9f33356..8726a7a6063d 100644
+--- third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_codecs_api_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
+index 2358f3537290..07a254f760fb 100644
+--- third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
+@@ -12,12 +12,24 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_USE_BUILTIN_ILBC"] = "1"
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+ DEFINES["WEBRTC_USE_BUILTIN_OPUS"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,220 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+ Library("builtin_audio_decoder_factory_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
+index e43ff4a5fe68..060bfa387087 100644
+--- third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
+@@ -12,12 +12,24 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_USE_BUILTIN_ILBC"] = "1"
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+ DEFINES["WEBRTC_USE_BUILTIN_OPUS"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,220 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+ Library("builtin_audio_encoder_factory_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
+index 5756aae03b99..d8962da6b881 100644
+--- third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_g711_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
+index 3bb22b01e15e..6c62151f3d29 100644
+--- third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_g711_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
+index a9afcbe28056..427e38b00c24 100644
+--- third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_g722_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
+index 3e710cfd51dc..9d46d596bd05 100644
+--- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_g722_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
+index 2b256f932449..6286d70ea4a1 100644
+--- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_g722_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
+index b7b4646a9abf..09208b320dfc 100644
+--- third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_ilbc_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
+index 4cf820803941..3ef29f916d87 100644
+--- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_ilbc_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
+index dc62483739dc..ac5ecbf32e96 100644
+--- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_ilbc_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn/moz.build
+deleted file mode 100644
+index ae427db481e0..000000000000
+--- third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn/moz.build
++++ /dev/null
+@@ -1,92 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-CXXFLAGS += [
+-    "-mfpu=neon"
+-]
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("audio_decoder_isac_fix_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build
+index 79448f7ca668..167114131098 100644
+--- third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,151 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "m",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_isac_float_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build
+index cdff79e2c7d3..7e72a8ededa9 100644
+--- third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build
+@@ -12,10 +12,22 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,216 +49,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+ Library("audio_decoder_isac_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn/moz.build
+deleted file mode 100644
+index acf5e3b6b2bd..000000000000
+--- third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn/moz.build
++++ /dev/null
+@@ -1,92 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-CXXFLAGS += [
+-    "-mfpu=neon"
+-]
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("audio_encoder_isac_fix_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build
+index 062e40e48a26..1d5c80c1159a 100644
+--- third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,151 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "m",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_isac_float_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build
+index 85ed834881df..ec111c935c6a 100644
+--- third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build
+@@ -12,10 +12,22 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
++DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,216 +49,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
+-    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+ Library("audio_encoder_isac_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
+index a47f2d8c8987..da22d5bf985b 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_multiopus_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
+index 3359d9b0b85d..7d82c70e035e 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_opus_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
+index d60041f77dc5..4593eca0c892 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_decoder_opus_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
+index aef6a673e58b..4dbae51c514c 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_multiopus_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
+index 3d874ea71a9f..def6bf949751 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_VARIABLE_COMPLEXITY"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,157 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_opus_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
+index 98bce2f651e4..ca241f4f1697 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_opus_gn")
+diff --git third_party/libwebrtc/api/audio_options_api_gn/moz.build third_party/libwebrtc/api/audio_options_api_gn/moz.build
+index b11d9b3ffff3..ad7438cf6f52 100644
+--- third_party/libwebrtc/api/audio_options_api_gn/moz.build
++++ third_party/libwebrtc/api/audio_options_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_options_api_gn")
+diff --git third_party/libwebrtc/api/bitrate_allocation_gn/moz.build third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
+index 7154df99fcc0..6bfa9af65ffd 100644
+--- third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
++++ third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitrate_allocation_gn")
+diff --git third_party/libwebrtc/api/call_api_gn/moz.build third_party/libwebrtc/api/call_api_gn/moz.build
+index 425aeeafa82c..62ea77045905 100644
+--- third_party/libwebrtc/api/call_api_gn/moz.build
++++ third_party/libwebrtc/api/call_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("call_api_gn")
+diff --git third_party/libwebrtc/api/callfactory_api_gn/moz.build third_party/libwebrtc/api/callfactory_api_gn/moz.build
+index 44caaf90094f..4fb736b419fc 100644
+--- third_party/libwebrtc/api/callfactory_api_gn/moz.build
++++ third_party/libwebrtc/api/callfactory_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("callfactory_api_gn")
+diff --git third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
+index 6b98ea51a638..d48614ca4acf 100644
+--- third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
++++ third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_decryptor_interface_gn")
+diff --git third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
+index bb577371367e..3fbc6a37c593 100644
+--- third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
++++ third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_encryptor_interface_gn")
+diff --git third_party/libwebrtc/api/crypto/options_gn/moz.build third_party/libwebrtc/api/crypto/options_gn/moz.build
+index 91d676f63fba..a6736f1c26f9 100644
+--- third_party/libwebrtc/api/crypto/options_gn/moz.build
++++ third_party/libwebrtc/api/crypto/options_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("options_gn")
+diff --git third_party/libwebrtc/api/fec_controller_api_gn/moz.build third_party/libwebrtc/api/fec_controller_api_gn/moz.build
+index ea29beb6b0c7..855dbcea1112 100644
+--- third_party/libwebrtc/api/fec_controller_api_gn/moz.build
++++ third_party/libwebrtc/api/fec_controller_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fec_controller_api_gn")
+diff --git third_party/libwebrtc/api/field_trials_view_gn/moz.build third_party/libwebrtc/api/field_trials_view_gn/moz.build
+index 813d5856192a..486b6a2fe58a 100644
+--- third_party/libwebrtc/api/field_trials_view_gn/moz.build
++++ third_party/libwebrtc/api/field_trials_view_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("field_trials_view_gn")
+diff --git third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
+index a89762beef0c..eb60f39f5d55 100644
+--- third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
++++ third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_transformer_interface_gn")
+diff --git third_party/libwebrtc/api/function_view_gn/moz.build third_party/libwebrtc/api/function_view_gn/moz.build
+index c262278451c8..ed26b77d1acd 100644
+--- third_party/libwebrtc/api/function_view_gn/moz.build
++++ third_party/libwebrtc/api/function_view_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("function_view_gn")
+diff --git third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
+index 24c1fe3c203d..e9b919471baa 100644
+--- third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
++++ third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("jingle_logging_api_gn")
+diff --git third_party/libwebrtc/api/media_stream_interface_gn/moz.build third_party/libwebrtc/api/media_stream_interface_gn/moz.build
+index 841bc83b09cd..d367856e783e 100644
+--- third_party/libwebrtc/api/media_stream_interface_gn/moz.build
++++ third_party/libwebrtc/api/media_stream_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("media_stream_interface_gn")
+diff --git third_party/libwebrtc/api/metronome/metronome_gn/moz.build third_party/libwebrtc/api/metronome/metronome_gn/moz.build
+index 2c29acea7a4a..7ab82acf29f7 100644
+--- third_party/libwebrtc/api/metronome/metronome_gn/moz.build
++++ third_party/libwebrtc/api/metronome/metronome_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("metronome_gn")
+diff --git third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
+index e04fd248be78..e47e83a0f9c6 100644
+--- third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
++++ third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("default_neteq_controller_factory_gn")
+diff --git third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
+index a12067d17032..056da03b49a4 100644
+--- third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
++++ third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("neteq_api_gn")
+diff --git third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
+index bf38bb498876..1fda731ace2d 100644
+--- third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
++++ third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("neteq_controller_api_gn")
+diff --git third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
+index a96170cca7bc..7e0bbb099199 100644
+--- third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
++++ third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("tick_timer_gn")
+diff --git third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
+index a5e84246e633..2abf269dbf4a 100644
+--- third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
++++ third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("network_state_predictor_api_gn")
+diff --git third_party/libwebrtc/api/numerics/numerics_gn/moz.build third_party/libwebrtc/api/numerics/numerics_gn/moz.build
+index 44d6d1c751d0..bb061c59b10d 100644
+--- third_party/libwebrtc/api/numerics/numerics_gn/moz.build
++++ third_party/libwebrtc/api/numerics/numerics_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("numerics_gn")
+diff --git third_party/libwebrtc/api/priority_gn/moz.build third_party/libwebrtc/api/priority_gn/moz.build
+index 51e1eb902ed3..7563b491443d 100644
+--- third_party/libwebrtc/api/priority_gn/moz.build
++++ third_party/libwebrtc/api/priority_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("priority_gn")
+diff --git third_party/libwebrtc/api/refcountedbase_gn/moz.build third_party/libwebrtc/api/refcountedbase_gn/moz.build
+index 1423641b2fec..8e28b1542274 100644
+--- third_party/libwebrtc/api/refcountedbase_gn/moz.build
++++ third_party/libwebrtc/api/refcountedbase_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("refcountedbase_gn")
+diff --git third_party/libwebrtc/api/rtc_error_gn/moz.build third_party/libwebrtc/api/rtc_error_gn/moz.build
+index a8296cb1264f..3a94ae004f20 100644
+--- third_party/libwebrtc/api/rtc_error_gn/moz.build
++++ third_party/libwebrtc/api/rtc_error_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_error_gn")
+diff --git third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
+index 2b0b00877a36..0d6cb6439cf4 100644
+--- third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
++++ third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_log_gn")
+diff --git third_party/libwebrtc/api/rtp_headers_gn/moz.build third_party/libwebrtc/api/rtp_headers_gn/moz.build
+index 16159662427c..333832e7f926 100644
+--- third_party/libwebrtc/api/rtp_headers_gn/moz.build
++++ third_party/libwebrtc/api/rtp_headers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_headers_gn")
+diff --git third_party/libwebrtc/api/rtp_packet_info_gn/moz.build third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
+index a8a4516ac4d0..66e3712aeb0d 100644
+--- third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
++++ third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_packet_info_gn")
+diff --git third_party/libwebrtc/api/rtp_parameters_gn/moz.build third_party/libwebrtc/api/rtp_parameters_gn/moz.build
+index a9ad014f33ae..cdba7283d8d2 100644
+--- third_party/libwebrtc/api/rtp_parameters_gn/moz.build
++++ third_party/libwebrtc/api/rtp_parameters_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,161 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_parameters_gn")
+diff --git third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
+index 0c01da41542d..51422769eb75 100644
+--- third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
++++ third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_transceiver_direction_gn")
+diff --git third_party/libwebrtc/api/scoped_refptr_gn/moz.build third_party/libwebrtc/api/scoped_refptr_gn/moz.build
+index e7cb76ba3130..2179e8e9eb2b 100644
+--- third_party/libwebrtc/api/scoped_refptr_gn/moz.build
++++ third_party/libwebrtc/api/scoped_refptr_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("scoped_refptr_gn")
+diff --git third_party/libwebrtc/api/sequence_checker_gn/moz.build third_party/libwebrtc/api/sequence_checker_gn/moz.build
+index 4ecc4eee613b..c85e7b523ff4 100644
+--- third_party/libwebrtc/api/sequence_checker_gn/moz.build
++++ third_party/libwebrtc/api/sequence_checker_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sequence_checker_gn")
+diff --git third_party/libwebrtc/api/simulated_network_api_gn/moz.build third_party/libwebrtc/api/simulated_network_api_gn/moz.build
+index edd79b3ce1a9..4c338c4a44c9 100644
+--- third_party/libwebrtc/api/simulated_network_api_gn/moz.build
++++ third_party/libwebrtc/api/simulated_network_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("simulated_network_api_gn")
+diff --git third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
+index caf50afe35c1..fbf2388bdbfe 100644
+--- third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
++++ third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("task_queue_gn")
+diff --git third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
+index 9ebe97971a49..42be461044e1 100644
+--- third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
++++ third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitrate_settings_gn")
+diff --git third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
+index 74133ed40fef..51fd54da9869 100644
+--- third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
++++ third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("datagram_transport_interface_gn")
+diff --git third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
+index 700b5a83f026..0ec2d0d307f7 100644
+--- third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
++++ third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("field_trial_based_config_gn")
+diff --git third_party/libwebrtc/api/transport/goog_cc_gn/moz.build third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
+index 15ad8475cee5..c998590d30dc 100644
+--- third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
++++ third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("goog_cc_gn")
+diff --git third_party/libwebrtc/api/transport/network_control_gn/moz.build third_party/libwebrtc/api/transport/network_control_gn/moz.build
+index ba070095a280..6cd80df5eebd 100644
+--- third_party/libwebrtc/api/transport/network_control_gn/moz.build
++++ third_party/libwebrtc/api/transport/network_control_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("network_control_gn")
+diff --git third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
+index 9d9283597c4f..6dc78d64d0d8 100644
+--- third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
++++ third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("dependency_descriptor_gn")
+diff --git third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
+index 35932b80bcab..61f128ddddd3 100644
+--- third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
++++ third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_source_gn")
+diff --git third_party/libwebrtc/api/transport_api_gn/moz.build third_party/libwebrtc/api/transport_api_gn/moz.build
+index db1ced3dcfe9..914f1ecf2a48 100644
+--- third_party/libwebrtc/api/transport_api_gn/moz.build
++++ third_party/libwebrtc/api/transport_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("transport_api_gn")
+diff --git third_party/libwebrtc/api/units/data_rate_gn/moz.build third_party/libwebrtc/api/units/data_rate_gn/moz.build
+index e4b61f80f423..390cf12aa90f 100644
+--- third_party/libwebrtc/api/units/data_rate_gn/moz.build
++++ third_party/libwebrtc/api/units/data_rate_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("data_rate_gn")
+diff --git third_party/libwebrtc/api/units/data_size_gn/moz.build third_party/libwebrtc/api/units/data_size_gn/moz.build
+index c6effb8c6fc1..026f4dad3681 100644
+--- third_party/libwebrtc/api/units/data_size_gn/moz.build
++++ third_party/libwebrtc/api/units/data_size_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("data_size_gn")
+diff --git third_party/libwebrtc/api/units/frequency_gn/moz.build third_party/libwebrtc/api/units/frequency_gn/moz.build
+index 788398d624c4..741d1473992b 100644
+--- third_party/libwebrtc/api/units/frequency_gn/moz.build
++++ third_party/libwebrtc/api/units/frequency_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frequency_gn")
+diff --git third_party/libwebrtc/api/units/time_delta_gn/moz.build third_party/libwebrtc/api/units/time_delta_gn/moz.build
+index c4877791f432..d597a9f24e4c 100644
+--- third_party/libwebrtc/api/units/time_delta_gn/moz.build
++++ third_party/libwebrtc/api/units/time_delta_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("time_delta_gn")
+diff --git third_party/libwebrtc/api/units/timestamp_gn/moz.build third_party/libwebrtc/api/units/timestamp_gn/moz.build
+index ece2614faeb4..f28652669b7c 100644
+--- third_party/libwebrtc/api/units/timestamp_gn/moz.build
++++ third_party/libwebrtc/api/units/timestamp_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("timestamp_gn")
+diff --git third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
+index d130ac6e1cd0..44ac4c47088c 100644
+--- third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
++++ third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("builtin_video_bitrate_allocator_factory_gn")
+diff --git third_party/libwebrtc/api/video/encoded_frame_gn/moz.build third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
+index 90f9758d7fee..f07da7eaf70e 100644
+--- third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
++++ third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("encoded_frame_gn")
+diff --git third_party/libwebrtc/api/video/encoded_image_gn/moz.build third_party/libwebrtc/api/video/encoded_image_gn/moz.build
+index 05a9a4067a31..8fa369c1980c 100644
+--- third_party/libwebrtc/api/video/encoded_image_gn/moz.build
++++ third_party/libwebrtc/api/video/encoded_image_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("encoded_image_gn")
+diff --git third_party/libwebrtc/api/video/frame_buffer_gn/moz.build third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
+index de9fae8d7883..baf7786008e4 100644
+--- third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
++++ third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_buffer_gn")
+diff --git third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
+index ba2d0e06e50f..c00eefe5acf5 100644
+--- third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
++++ third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("recordable_encoded_frame_gn")
+diff --git third_party/libwebrtc/api/video/render_resolution_gn/moz.build third_party/libwebrtc/api/video/render_resolution_gn/moz.build
+index 5a0526681876..61faae79fea9 100644
+--- third_party/libwebrtc/api/video/render_resolution_gn/moz.build
++++ third_party/libwebrtc/api/video/render_resolution_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("render_resolution_gn")
+diff --git third_party/libwebrtc/api/video/video_adaptation_gn/moz.build third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
+index 803834e23d90..89ecd2a4c40d 100644
+--- third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
++++ third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_adaptation_gn")
+diff --git third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
+index e6dad3687eb7..08b201cf6757 100644
+--- third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
++++ third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_bitrate_allocation_gn")
+diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
+index cc38099d24f7..d9d33a2a6d35 100644
+--- third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
++++ third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_bitrate_allocator_factory_gn")
+diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
+index f82e3421bd67..97898018837f 100644
+--- third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
++++ third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_bitrate_allocator_gn")
+diff --git third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
+index e80c5c42b0d7..17a30edc6c82 100644
+--- third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
++++ third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_codec_constants_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_gn/moz.build third_party/libwebrtc/api/video/video_frame_gn/moz.build
+index 0eef21be59c9..18c24c05b243 100644
+--- third_party/libwebrtc/api/video/video_frame_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -52,165 +62,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_frame_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
+index ebe06a2cc5b2..fecceee6a855 100644
+--- third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_frame_i010_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
+index 995eb12057cc..384b2cf716c9 100644
+--- third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_frame_metadata_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_type_gn/moz.build third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
+index 2343ad5fbeaa..e51e1b5450ed 100644
+--- third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_frame_type_gn")
+diff --git third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
+index 0e6740cd6cb6..9f4764ca7318 100644
+--- third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
++++ third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_layers_allocation_gn")
+diff --git third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
+index b51f065414f1..c6ae39ac5829 100644
+--- third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
++++ third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_rtp_headers_gn")
+diff --git third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
+index dca868cbcdc5..24b9e71b602c 100644
+--- third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
++++ third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_stream_encoder_gn")
+diff --git third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
+index 9b5bb93351e8..abd841efc56a 100644
+--- third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitstream_parser_api_gn")
+diff --git third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build
+index 080b9594bd6b..8d80ca1cc1ca 100644
+--- third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("builtin_video_decoder_factory_gn")
+diff --git third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build
+index 9eaa39a7d78e..e69cbfa9328b 100644
+--- third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("builtin_video_encoder_factory_gn")
+diff --git third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
+index 005c7222357d..cdc30aa176db 100644
+--- third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_software_fallback_wrappers_gn")
+diff --git third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
+index 3b8aee86312b..574d68c4f54e 100644
+--- third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("scalability_mode_gn")
+diff --git third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
+index 071f18ce405a..716778253e78 100644
+--- third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -50,165 +60,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_codecs_api_gn")
+diff --git third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
+index 7be7d67bee33..621ce78b9680 100644
+--- third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("vp8_temporal_layers_factory_gn")
+diff --git third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
+index c588b3ce0e8f..ded6e4680a88 100644
+--- third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
++++ third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_track_source_constraints_gn")
+diff --git third_party/libwebrtc/audio/audio_gn/moz.build third_party/libwebrtc/audio/audio_gn/moz.build
+index 333c77706b0d..7b9c37cd58af 100644
+--- third_party/libwebrtc/audio/audio_gn/moz.build
++++ third_party/libwebrtc/audio/audio_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -54,174 +64,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_gn")
+diff --git third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
+index ef559b9bc6ee..cbfaaadb7d89 100644
+--- third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
++++ third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,172 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_operations_gn")
+diff --git third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
+index 3c1d8cc5e85a..f975048caa6c 100644
+--- third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
++++ third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -50,174 +60,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("resource_adaptation_gn")
+diff --git third_party/libwebrtc/call/audio_sender_interface_gn/moz.build third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
+index 8e41f2704f3c..f8d69690a873 100644
+--- third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
++++ third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_sender_interface_gn")
+diff --git third_party/libwebrtc/call/bitrate_allocator_gn/moz.build third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
+index 0e14a5d16836..81e9778691b7 100644
+--- third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
++++ third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitrate_allocator_gn")
+diff --git third_party/libwebrtc/call/bitrate_configurator_gn/moz.build third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
+index 4e17c8a7a6e4..4031e4169cf6 100644
+--- third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
++++ third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitrate_configurator_gn")
+diff --git third_party/libwebrtc/call/call_gn/moz.build third_party/libwebrtc/call/call_gn/moz.build
+index 8a43be523080..efd9bf279328 100644
+--- third_party/libwebrtc/call/call_gn/moz.build
++++ third_party/libwebrtc/call/call_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,174 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("call_gn")
+diff --git third_party/libwebrtc/call/call_interfaces_gn/moz.build third_party/libwebrtc/call/call_interfaces_gn/moz.build
+index fa81c96c30ba..811eabde6332 100644
+--- third_party/libwebrtc/call/call_interfaces_gn/moz.build
++++ third_party/libwebrtc/call/call_interfaces_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("call_interfaces_gn")
+diff --git third_party/libwebrtc/call/fake_network_gn/moz.build third_party/libwebrtc/call/fake_network_gn/moz.build
+index 6641aaf07204..e8dd8acc81b8 100644
+--- third_party/libwebrtc/call/fake_network_gn/moz.build
++++ third_party/libwebrtc/call/fake_network_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fake_network_gn")
+diff --git third_party/libwebrtc/call/receive_stream_interface_gn/moz.build third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
+index a7006906326a..3dc41cf90cd8 100644
+--- third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
++++ third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("receive_stream_interface_gn")
+diff --git third_party/libwebrtc/call/rtp_interfaces_gn/moz.build third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
+index 9a4504208de8..8de25ccf5453 100644
+--- third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
++++ third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_interfaces_gn")
+diff --git third_party/libwebrtc/call/rtp_receiver_gn/moz.build third_party/libwebrtc/call/rtp_receiver_gn/moz.build
+index f245b8fe8a5f..f57bb730b3c9 100644
+--- third_party/libwebrtc/call/rtp_receiver_gn/moz.build
++++ third_party/libwebrtc/call/rtp_receiver_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_receiver_gn")
+diff --git third_party/libwebrtc/call/rtp_sender_gn/moz.build third_party/libwebrtc/call/rtp_sender_gn/moz.build
+index 56e1d8324603..4f93f4988594 100644
+--- third_party/libwebrtc/call/rtp_sender_gn/moz.build
++++ third_party/libwebrtc/call/rtp_sender_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_sender_gn")
+diff --git third_party/libwebrtc/call/simulated_network_gn/moz.build third_party/libwebrtc/call/simulated_network_gn/moz.build
+index dc88d9e8c718..0d858916f24b 100644
+--- third_party/libwebrtc/call/simulated_network_gn/moz.build
++++ third_party/libwebrtc/call/simulated_network_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("simulated_network_gn")
+diff --git third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build
+index 08140f915b20..46df12c957ef 100644
+--- third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build
++++ third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("simulated_packet_receiver_gn")
+diff --git third_party/libwebrtc/call/version_gn/moz.build third_party/libwebrtc/call/version_gn/moz.build
+index 6f82bc3c2801..b0a2d081546a 100644
+--- third_party/libwebrtc/call/version_gn/moz.build
++++ third_party/libwebrtc/call/version_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("version_gn")
+diff --git third_party/libwebrtc/call/video_stream_api_gn/moz.build third_party/libwebrtc/call/video_stream_api_gn/moz.build
+index ee981f9452bc..162f225011f8 100644
+--- third_party/libwebrtc/call/video_stream_api_gn/moz.build
++++ third_party/libwebrtc/call/video_stream_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_stream_api_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
+index df7f52b4c647..4d14cdd35d47 100644
+--- third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
+@@ -17,11 +17,20 @@ CXXFLAGS += [
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -48,127 +57,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+ Library("common_audio_avx2_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
+index 9a7a8fa7cc91..263d4c990206 100644
+--- third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,158 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse_arm.S",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12_armv7.S"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("common_audio_c_arm_asm_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
+index 625fcd103a7b..b243ab2af3be 100644
+--- third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,6 +47,7 @@ UNIFIED_SOURCES += [
+     "/third_party/libwebrtc/common_audio/ring_buffer.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/auto_corr_to_refl_coef.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/auto_correlation.c",
++    "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/copy_set_operations.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/cross_correlation.c",
+@@ -44,6 +55,7 @@ UNIFIED_SOURCES += [
+     "/third_party/libwebrtc/common_audio/signal_processing/downsample_fast.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/energy.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/filter_ar.c",
++    "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/filter_ma_fast_q12.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/get_hanning_window.c",
+     "/third_party/libwebrtc/common_audio/signal_processing/get_scaling_square.c",
+@@ -79,228 +91,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+ Library("common_audio_c_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
+index 241c8788eb2f..c2d49a2321a2 100644
+--- third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("common_audio_cc_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_gn/moz.build third_party/libwebrtc/common_audio/common_audio_gn/moz.build
+index d81fd8f09ca0..ffb2fa21e12d 100644
+--- third_party/libwebrtc/common_audio/common_audio_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -54,172 +64,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("common_audio_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
+index 0bb21dcc6f81..97a4c56f1a5b 100644
+--- third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
+@@ -12,12 +12,22 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_ARCH_ARM64"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_HAS_NEON"] = True
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,148 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+ Library("common_audio_neon_c_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
+index 05386adf23c5..30ffc38e65fd 100644
+--- third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
+@@ -12,12 +12,22 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_ARCH_ARM64"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_HAS_NEON"] = True
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,148 +54,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+ Library("common_audio_neon_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
+index 93daf376421d..40d8a4b08f17 100644
+--- third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
+@@ -9,14 +9,27 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
++CXXFLAGS += [
++    "-msse2"
++]
++
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,143 +56,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+ Library("common_audio_sse2_gn")
+diff --git third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
+index 47f99dbd830c..93b9d78370f1 100644
+--- third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
++++ third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fir_filter_factory_gn")
+diff --git third_party/libwebrtc/common_audio/fir_filter_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
+index 51acac9bad1a..6ed17d2eb8dd 100644
+--- third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
++++ third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fir_filter_gn")
+diff --git third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
+index b1047de5ccb2..128eb766d596 100644
+--- third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
++++ third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sinc_resampler_gn")
+diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
+index 142887be2aeb..24ac42fb0329 100644
+--- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
++++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,101 +51,7 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+@@ -146,117 +62,28 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+         "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
++        "-msse2"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86":
+-
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+     ]
+ 
+ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Darwin":
+-
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    CXXFLAGS += [
+-        "-msse2"
++    UNIFIED_SOURCES += [
++        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+     ]
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("fft_size_128_gn")
+diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
+index b007a1e5ed8d..d6be72cf693c 100644
+--- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
++++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fft_size_256_gn")
+diff --git third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
+index ec6e2eca861f..7b51a5386c8d 100644
+--- third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
++++ third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -28,6 +38,10 @@ LOCAL_INCLUDES += [
+     "/tools/profiler/public"
+ ]
+ 
++UNIFIED_SOURCES += [
++    "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
++]
++
+ if not CONFIG["MOZ_DEBUG"]:
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+@@ -37,203 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_arm.S"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+ Library("spl_sqrt_floor_gn")
+diff --git third_party/libwebrtc/common_video/common_video_gn/moz.build third_party/libwebrtc/common_video/common_video_gn/moz.build
+index 369cdc3ac64d..8d71417aa908 100644
+--- third_party/libwebrtc/common_video/common_video_gn/moz.build
++++ third_party/libwebrtc/common_video/common_video_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -55,174 +65,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("common_video_gn")
+diff --git third_party/libwebrtc/common_video/frame_counts_gn/moz.build third_party/libwebrtc/common_video/frame_counts_gn/moz.build
+index d1be405adf26..1e284ffb51df 100644
+--- third_party/libwebrtc/common_video/frame_counts_gn/moz.build
++++ third_party/libwebrtc/common_video/frame_counts_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_counts_gn")
+diff --git third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
+index 651826f452fe..061cfc842908 100644
+--- third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
++++ third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("generic_frame_descriptor_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
+index fc4a82d00bde..b06802646e84 100644
+--- third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_audio_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
+index 49e8f523ed87..b41ba4eddf9e 100644
+--- third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,165 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_bwe_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_field_gn/moz.build third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
+index 0d6463867101..292edf8bdf23 100644
+--- third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_field_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
+index d6d86cdf23c4..f652832a8a4d 100644
+--- third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,161 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_number_encodings_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
+index 985b84c85042..b6028c696a8b 100644
+--- third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_pacing_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
+index cc048c7fdad3..d0d8c7a098d1 100644
+--- third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_rtp_rtcp_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_video_gn/moz.build third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
+index b1758b72bf25..b65614c9846d 100644
+--- third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_video_gn")
+diff --git third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
+index 0273e154491a..7d67e8476b53 100644
+--- third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_stream_config_gn")
+diff --git third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build
+index 9fd4c74381a6..4d2e584f2b12 100644
+--- third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build
++++ third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_encoder_simulcast_proxy_gn")
+diff --git third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build
+index 09893f4183f6..c32a7bbe84b4 100644
+--- third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build
++++ third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_internal_video_codecs_gn")
+diff --git third_party/libwebrtc/media/rtc_media_base_gn/moz.build third_party/libwebrtc/media/rtc_media_base_gn/moz.build
+index b9b963ad03b1..63d1adfc9f3f 100644
+--- third_party/libwebrtc/media/rtc_media_base_gn/moz.build
++++ third_party/libwebrtc/media/rtc_media_base_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_media_base_gn")
+diff --git third_party/libwebrtc/media/rtc_media_config_gn/moz.build third_party/libwebrtc/media/rtc_media_config_gn/moz.build
+index b3e48563c04d..85b15dbdb123 100644
+--- third_party/libwebrtc/media/rtc_media_config_gn/moz.build
++++ third_party/libwebrtc/media/rtc_media_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_media_config_gn")
+diff --git third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
+index 1bc62c2080fa..f3ccbadd37d0 100644
+--- third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
++++ third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_simulcast_encoder_adapter_gn")
+diff --git third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
+index 24f8656db097..b5761737772d 100644
+--- third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
++++ third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("async_audio_processing_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
+index 3d193a4a3437..2c9f1c45b3ec 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,172 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_coding_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
+index 9f3c0d8abda1..846f9f907e72 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_coding_module_typedefs_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
+index 132dbaad9bef..c1648ebdc6da 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_coding_opus_common_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
+index 725d37c02703..f3ae48b25ffb 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_encoder_cng_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
+index 7ef11d489203..cf3f1f338ba0 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_network_adaptor_config_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
+index b65fc49e5237..1a504c38fce1 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -51,172 +61,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_network_adaptor_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
+index 15764353c966..e9ed99aad0a1 100644
+--- third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("default_neteq_factory_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
+index ea97f94f457d..3feac0906041 100644
+--- third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("g711_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
+index 80fb9807c16f..88b940e9c6c3 100644
+--- third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("g711_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
+index 87571de3048e..6af30071257f 100644
+--- third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("g722_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
+index be80bff2213e..8d9f37d48283 100644
+--- third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("g722_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
+index 771a415b58fe..64ca7ca1f4fc 100644
+--- third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -109,172 +119,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("ilbc_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
+index a652760054da..4927afb7d7e6 100644
+--- third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("ilbc_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
+index 1cf433ded05c..17649824103d 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("isac_bwinfo_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build
+index 09da7ad6738f..9028bcf4b2b6 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -63,151 +73,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "m",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("isac_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build
+index bdc092498c84..17c7236ffe82 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("isac_common_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn/moz.build
+deleted file mode 100644
+index 2e44cd30b17e..000000000000
+--- third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn/moz.build
++++ /dev/null
+@@ -1,89 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-SOURCES += [
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lattice_armv7.S",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_filter_armv6.S"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("isac_fix_c_arm_asm_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn/moz.build
+deleted file mode 100644
+index ad5cffa07f76..000000000000
+--- third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn/moz.build
++++ /dev/null
+@@ -1,118 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CFLAGS += [
+-    "-mfpu=neon"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-SOURCES += [
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/decode_plc.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lpc_masking_model.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_filter.c"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/arith_routines.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/arith_routines_hist.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/arith_routines_logist.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/bandwidth_estimator.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/decode.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/decode_bwe.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/encode.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/entropy_coding.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filterbank_tables.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filters.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/initialize.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/isacfix.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lattice.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lpc_tables.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator_c.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_gain_tables.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_lag_tables.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/spectrum_ar_model_tables.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/transform.c"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("isac_fix_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn/moz.build
+deleted file mode 100644
+index bbb4268d355c..000000000000
+--- third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn/moz.build
++++ /dev/null
+@@ -1,93 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CFLAGS += [
+-    "-mfpu=neon"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/fft.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/transform_tables.c"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("isac_fix_common_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_gn/moz.build
+deleted file mode 100644
+index afe4e88ce197..000000000000
+--- third_party/libwebrtc/modules/audio_coding/isac_fix_gn/moz.build
++++ /dev/null
+@@ -1,93 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-CXXFLAGS += [
+-    "-mfpu=neon"
+-]
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/audio_decoder_isacfix.cc",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/audio_encoder_isacfix.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("isac_fix_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build
+index 5e75a5ca4ff8..3426e6b4d6c6 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,151 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "m",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("isac_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_neon_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_neon_gn/moz.build
+deleted file mode 100644
+index d260776887bf..000000000000
+--- third_party/libwebrtc/modules/audio_coding/isac_neon_gn/moz.build
++++ /dev/null
+@@ -1,96 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CFLAGS += [
+-    "-mfpu=neon"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/entropy_coding_neon.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks_neon.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filters_neon.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lattice_neon.c",
+-    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/transform_neon.c"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "log",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("isac_neon_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
+index 2769ce21ffca..33b4dbcde38f 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,157 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("isac_vad_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
+index 81572e410402..59bbb7146249 100644
+--- third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("legacy_encoded_audio_frame_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
+index 50f2227c0bd7..baa80fe26989 100644
+--- third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -76,172 +86,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("neteq_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
+index 4828d70c9e23..7190eb22b813 100644
+--- third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pcm16b_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
+index be33178a5cab..89f2de84107b 100644
+--- third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,165 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pcm16b_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/red_gn/moz.build third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
+index 8b44f5f5edb7..c49e1b3e083d 100644
+--- third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("red_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
+index 8ff29da0a21b..89de01b4ab03 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_cng_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
+index ba2537bee593..cc3840777570 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
+@@ -12,13 +12,24 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_CODEC_ILBC"] = True
++DEFINES["WEBRTC_CODEC_ISAC"] = True
+ DEFINES["WEBRTC_CODEC_OPUS"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,186 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_CODEC_ISACFX"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_multiopus_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
+index 214294646eb4..e9e8cb129053 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
+@@ -12,13 +12,24 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_CODEC_ILBC"] = True
++DEFINES["WEBRTC_CODEC_ISAC"] = True
+ DEFINES["WEBRTC_CODEC_OPUS"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,193 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_CODEC_ISACFX"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_opus_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
+index 5a26300ac81a..3bbddabdfdf2 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
+@@ -12,13 +12,24 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_CODEC_ILBC"] = True
++DEFINES["WEBRTC_CODEC_ISAC"] = True
+ DEFINES["WEBRTC_CODEC_OPUS"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,186 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_CODEC_ISACFX"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_opus_wrapper_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build
+index 5daa3d21332b..0e4605d56d31 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_device_api_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build
+index 30a6f5a256ac..0fc29d8e9af1 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_device_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build
+index c8db0272c603..9a67c799ec06 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_device_default_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build
+index cb0ddf1b0519..d4bb4133fdc5 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_device_generic_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
+index b4d28288199d..6338124838c4 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_device_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build
+index 0d8c6863e4d5..bfb50c8f3d3d 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_DUMMY_AUDIO_BUILD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_device_impl_gn")
+diff --git third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
+index 79dbb7b153df..d764aed0dd02 100644
+--- third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_manipulator_gn")
+diff --git third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
+index 1e88321d5391..a8ae00324854 100644
+--- third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,172 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_mixer_impl_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
+index c7dd6c5d6015..617cc748feda 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("adaptive_fir_filter_erl_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
+index 2129bf155256..a941096e4afc 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("adaptive_fir_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
+index 23ed46452f56..f574927b9086 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
+@@ -17,12 +17,21 @@ CXXFLAGS += [
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -52,127 +61,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+ Library("aec3_avx2_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
+index 4e67aab28be6..f90a5fd65293 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec3_common_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
+index 114f48807640..a2d2f9a5b406 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec3_fft_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
+index 571aae8a6ae4..42694b5523dd 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -98,172 +108,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec3_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
+index bf921e36ad77..42c8c46bb886 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fft_data_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
+index 0892a4f3f36e..d9a7dcc1ebeb 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("matched_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
+index 8d679eb2bd65..064a74ce9804 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("render_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
+index 873539f6ece5..4990982ddaa3 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("vector_math_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
+index a16f58d5d063..c6481f850097 100644
+--- third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec_dump_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
+index ff1c21af1f7c..60c269e3a27f 100644
+--- third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("null_aec_dump_factory_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
+index 96883bf5ab5a..cd5350094992 100644
+--- third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec_dump_interface_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
+index aec034200408..0631062f15c8 100644
+--- third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,101 +53,7 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+@@ -148,75 +64,8 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aecm_core_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
+index f64fb947d36d..1314242cfefa 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("agc_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build
+index 63f69dc9db3c..62474a6f0d47 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("analog_gain_stats_reporter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build
+index f5acc34bc313..6f105f8471c6 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("clipping_predictor_evaluator_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build
+index fbbf08b2b49d..5678f3c1cb08 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("clipping_predictor_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build
+index e99a2d6c2107..c160ca81143c 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("clipping_predictor_level_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
+index 95ab1e2252c9..2a57aa2aee53 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("gain_control_interface_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build
+index 1cbd4cc29bb7..0e0c971225d7 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("gain_map_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
+index a9b1ddd0ce05..72a7c778d48d 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("legacy_agc_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
+index c4bdd7c93d49..e9c087851ff9 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,172 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("level_estimation_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build
+index 26182baa247a..ebc2211e5b0d 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,172 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("adaptive_digital_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
+index ec66966c7ef8..d8249c8fab67 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("biquad_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
+index 9d239a6c3d86..c96c60556739 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("common_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
+index 53d944473426..c1cdc754f015 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("cpu_features_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
+index 3e7668851ca6..b4e32c2f8c59 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,172 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fixed_digital_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
+index 1e7fc30e597b..cae583abe0d5 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("gain_applier_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
+index 6b53dda825e1..83fb77a28255 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("noise_level_estimator_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
+index 1e156ad9575b..185e659784c8 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_auto_correlation_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
+index 3bb95f79791c..6daadea362fa 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_common_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
+index 26fa033b1623..a10c2251c804 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
+index 9bac4ab5e9d1..0087abfe4dcc 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_layers_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
+index 19e87379fac3..a08fc7140c80 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_lp_residual_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
+index 4d648421174e..29b2de4834b3 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_pitch_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
+index cc26a37594a5..b23fb1614730 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_ring_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
+index 874bdcaab7c0..2d330c87602b 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_sequence_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
+index 1cdba1b49734..30e44361141d 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_spectral_features_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
+index e92fb28f2725..0268e80c43a0 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_symmetric_matrix_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
+index a640c1993a32..aa65d1d05815 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
+@@ -17,11 +17,20 @@ CXXFLAGS += [
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,127 +56,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+ Library("vector_math_avx2_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
+index f3e853fd556d..4990982ddaa3 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("vector_math_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
+index 30e1f281640c..f1a2634651cf 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("vad_wrapper_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/api_gn/moz.build third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
+index eb8d4aaa2ccd..e5b149d36db2 100644
+--- third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("api_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
+index 555f8dcf74fd..9adbe123f540 100644
+--- third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("apm_logging_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
+index e642368635a0..a2068838de7e 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,172 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
+index 5485891626da..2d7a6bba30ef 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_proxies_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
+index 970deab9df7a..a6a5af066fd4 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_view_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
+index 0e55763c2110..b90e291c2946 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -48,172 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_processing_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
+index 94464762645b..f79f9b47102e 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_processing_statistics_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
+index ded0d721d512..8d188c0c67cc 100644
+--- third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("capture_levels_adjuster_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
+index b63751c50154..fbeb02505d23 100644
+--- third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("gain_controller2_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
+index ca00a03c1dcf..517ab3444e18 100644
+--- third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("high_pass_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
+index d83a789b5c2c..bc9dc5849b93 100644
+--- third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -54,172 +64,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("ns_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
+index b32a08b8bcf7..c7daad766244 100644
+--- third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("optionally_built_submodule_creators_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
+index cb54ed67d588..8c507163a7f5 100644
+--- third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rms_level_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
+index 24dda8592205..e965dab96cde 100644
+--- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("transient_suppressor_api_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
+index b7f5a0e97114..a2416ce436e9 100644
+--- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,172 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("transient_suppressor_impl_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
+index 61917bc8c3ad..c8efd07b8a3d 100644
+--- third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("voice_probability_delay_unit_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
+index 9147ecb214cf..e8f8e96423b1 100644
+--- third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("cascaded_biquad_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
+index 2df791788aff..8b12d37b5e30 100644
+--- third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,161 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("legacy_delay_estimator_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
+index 9ecfbdf7f9cb..e56bb33ca7e9 100644
+--- third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pffft_wrapper_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
+index 8c94a1281f94..b469a1c790c7 100644
+--- third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -48,172 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("vad_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
+index 17ab56bb0ef0..32083cc21884 100644
+--- third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("congestion_controller_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
+index 622fd6f57c94..f0386334b4a1 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("alr_detector_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
+index ac2e6ec0c550..3ee3ac184ffc 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("delay_based_bwe_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
+index c2bee724dd5d..92b066b8825e 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("estimators_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
+index ea12fe5d8f18..9a53fcdb371a 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("goog_cc_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
+index b153a0e3545b..7877c2d41539 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("link_capacity_estimator_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
+index e3394c942051..31a345962883 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("loss_based_bwe_v1_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
+index 4064872b725e..4560734ac334 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("loss_based_bwe_v2_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
+index e337176f2165..7846458c2ba7 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("probe_controller_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
+index b7b66731706b..955762f4f4e9 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pushback_controller_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
+index 742df43bbb7b..a8b9df15c673 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("send_side_bwe_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
+index b81ef2d22af8..f5e8378c39d3 100644
+--- third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("control_handler_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
+index b4d2de8176da..4bdb06502a73 100644
+--- third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("transport_feedback_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
+index 1d9b39c90ee9..df973d1d6465 100644
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
+@@ -9,14 +9,27 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
++CXXFLAGS += [
++    "-msse2"
++]
++
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,100 +55,9 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn/moz.build
+index 809899a92847..329aa27afaf0 100644
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn/moz.build
+@@ -14,10 +14,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -66,63 +76,25 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
++    DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration_monitor.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/mac/full_screen_mac_application_handler.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/mac/window_list_utils.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
++    DEFINES["WEBRTC_ARCH_ARM64"] = True
++    DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
++if not CONFIG["MOZ_X11"] and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_null.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_null.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_null.cc"
+     ]
+ 
+-if CONFIG["OS_TARGET"] == "OpenBSD":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+     DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+     DEFINES["WEBRTC_USE_X11"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+     OS_LIBS += [
+         "X11",
+@@ -151,287 +123,4 @@ if CONFIG["OS_TARGET"] == "OpenBSD":
+         "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "d3d11",
+-        "dxgi",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_gdi.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/cropping_window_capturer_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_frame_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/cursor.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/d3d_device.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/desktop.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/desktop_capture_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/display_configuration_monitor.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_adapter_duplicator.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_context.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_duplicator_controller.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_frame.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_output_duplicator.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_mapping.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_staging.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/full_screen_win_application_handler.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/scoped_thread_desktop.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capture_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_directx.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/selected_window_context.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/window_capture_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/window_capturer_win_gdi.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_finder_win.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+ Library("desktop_capture_generic_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
+index 0c90f71d76bc..3c1d109d7338 100644
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,208 +47,14 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_X11"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "d3d11",
+-        "dxgi",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+     DEFINES["WEBRTC_USE_X11"] = True
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
+deleted file mode 100644
+index e884abb54d56..000000000000
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
++++ /dev/null
+@@ -1,72 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_cgimage.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_iosurface.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_provider.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/screen_capturer_mac.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_darwin.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/window_capturer_mac.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/window_finder_mac.mm"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("desktop_capture_objc_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
+index c0ef33e2b342..01dae095db30 100644
+--- third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,138 +57,14 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/modules/module_api_gn/moz.build third_party/libwebrtc/modules/module_api_gn/moz.build
+index 9cb0e4d6203a..320177a15a95 100644
+--- third_party/libwebrtc/modules/module_api_gn/moz.build
++++ third_party/libwebrtc/modules/module_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("module_api_gn")
+diff --git third_party/libwebrtc/modules/module_api_public_gn/moz.build third_party/libwebrtc/modules/module_api_public_gn/moz.build
+index 03b9f6c4e5e6..4100fd966dea 100644
+--- third_party/libwebrtc/modules/module_api_public_gn/moz.build
++++ third_party/libwebrtc/modules/module_api_public_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("module_api_public_gn")
+diff --git third_party/libwebrtc/modules/module_fec_api_gn/moz.build third_party/libwebrtc/modules/module_fec_api_gn/moz.build
+index 4c59791a1007..12fac51de819 100644
+--- third_party/libwebrtc/modules/module_fec_api_gn/moz.build
++++ third_party/libwebrtc/modules/module_fec_api_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("module_fec_api_gn")
+diff --git third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
+index f03ff5ebcd21..e7500b1da54a 100644
+--- third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
++++ third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("interval_budget_gn")
+diff --git third_party/libwebrtc/modules/pacing/pacing_gn/moz.build third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
+index d899917672bd..e7a8d4dd1960 100644
+--- third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
++++ third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -50,174 +60,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pacing_gn")
+diff --git third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
+index 7af9c5fc0071..c4b2d55b1a59 100644
+--- third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -53,174 +63,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("remote_bitrate_estimator_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
+index 800b7ccea105..f5f609138c1e 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -84,174 +94,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_rtcp_format_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
+index 4e7d516d4b7f..bb1a3d90307d 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
+@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -93,174 +103,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_rtcp_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
+index 7bb5cb10cee9..f2555eb6396b 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_video_header_gn")
+diff --git third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
+index f03573036511..1f2604f215ba 100644
+--- third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
++++ third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("fft_gn")
+diff --git third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
+index 240656c0f3f0..a30888bae720 100644
+--- third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
++++ third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("g711_3p_gn")
+diff --git third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
+index 3657b2cbe0f6..af48f581b06c 100644
+--- third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
++++ third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,157 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("g722_3p_gn")
+diff --git third_party/libwebrtc/modules/utility/utility_gn/moz.build third_party/libwebrtc/modules/utility/utility_gn/moz.build
+index 12447a421204..4cf06f7309d6 100644
+--- third_party/libwebrtc/modules/utility/utility_gn/moz.build
++++ third_party/libwebrtc/modules/utility/utility_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,177 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/utility/source/helpers_android.cc",
+-        "/third_party/libwebrtc/modules/utility/source/jvm_android.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("utility_gn")
+diff --git third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
+index d7b98c3a7818..3fcb8eb39e05 100644
+--- third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
++++ third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -28,6 +38,13 @@ LOCAL_INCLUDES += [
+     "/tools/profiler/public"
+ ]
+ 
++UNIFIED_SOURCES += [
++    "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
++    "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
++    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
++    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
++]
++
+ if not CONFIG["MOZ_DEBUG"]:
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+@@ -37,203 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "ole32",
+-        "oleaut32",
+-        "secur32",
+-        "strmiids",
+-        "user32",
+-        "winmm"
+-    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/windows/device_info_ds.cc",
+-        "/third_party/libwebrtc/modules/video_capture/windows/help_functions_ds.cc",
+-        "/third_party/libwebrtc/modules/video_capture/windows/sink_filter_ds.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_ds.cc",
+-        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_factory_windows.cc"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_capture_internal_impl_gn")
+diff --git third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
+index 4cad010d6416..62b8f59f4920 100644
+--- third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
++++ third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,174 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_capture_module_gn")
+diff --git third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
+index 09766af69824..d381a8730b53 100644
+--- third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("chain_diff_calculator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
+index d4d71bf7fb4a..7abada72701b 100644
+--- third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("codec_globals_headers_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
+index f3bef360d869..5cd53c990b1f 100644
+--- third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("av1_svc_config_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build
+index c21b84284b07..dce99512e78b 100644
+--- third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,174 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("dav1d_decoder_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build
+index 15ec27b21d92..06fc30f5f006 100644
+--- third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aom_av1_decoder_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_encoder_if_supported_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_encoder_if_supported_gn/moz.build
+index c0793ac64532..78ea3bb3a715 100644
+--- third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_encoder_if_supported_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_encoder_if_supported_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aom_av1_encoder_if_supported_gn")
+diff --git third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
+index 2c74aec10f15..1cff15f0207c 100644
+--- third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("encoded_frame_gn")
+diff --git third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
+index b39c49bdadc3..8a2b99b5d253 100644
+--- third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_dependencies_calculator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
+index 34db2964e210..80fc8fcc1d90 100644
+--- third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_helpers_gn")
+diff --git third_party/libwebrtc/modules/video_coding/inter_frame_delay_gn/moz.build third_party/libwebrtc/modules/video_coding/inter_frame_delay_gn/moz.build
+index 39c9dc872e42..51664e2e391c 100644
+--- third_party/libwebrtc/modules/video_coding/inter_frame_delay_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/inter_frame_delay_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("inter_frame_delay_gn")
+diff --git third_party/libwebrtc/modules/video_coding/jitter_estimator_gn/moz.build third_party/libwebrtc/modules/video_coding/jitter_estimator_gn/moz.build
+index cf593c373a4d..220b9c4c9d1a 100644
+--- third_party/libwebrtc/modules/video_coding/jitter_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/jitter_estimator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("jitter_estimator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
+index 82f0c8ee2d1b..7e6132c596c6 100644
+--- third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("nack_requester_gn")
+diff --git third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
+index 12ec6e5913bc..9f95558376b5 100644
+--- third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("packet_buffer_gn")
+diff --git third_party/libwebrtc/modules/video_coding/rtt_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/rtt_filter_gn/moz.build
+index 6d5975df6f43..5f50281931e2 100644
+--- third_party/libwebrtc/modules/video_coding/rtt_filter_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/rtt_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtt_filter_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
+index 08ac03f56841..fe6268db54ad 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("scalability_mode_util_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+index dbd579d02d44..352319713761 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -48,165 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("scalability_structures_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
+index 8e22ed6814a7..d534ab923de5 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("scalable_video_controller_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
+index cb5e4a4bf707..a16be3b05afd 100644
+--- third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("svc_rate_allocator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing_gn/moz.build third_party/libwebrtc/modules/video_coding/timing_gn/moz.build
+index 6d1325709c05..7015194d6bea 100644
+--- third_party/libwebrtc/modules/video_coding/timing_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("timing_gn")
+diff --git third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
+index da29622b17bf..01c957b82bfd 100644
+--- third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_codec_interface_gn")
+diff --git third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
+index 2cb8a184972b..e4a8a6926196 100644
+--- third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -60,174 +70,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_coding_gn")
+diff --git third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
+index 1fb1c3455908..8ed800072743 100644
+--- third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -52,174 +62,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_coding_utility_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build
+index 68f59decaac9..5374c02be1ab 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_h264_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
+index 6f360d915d5d..653b68087a6c 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_libvpx_interface_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build
+index 2b1679f9417e..43721cb39474 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_multiplex_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
+index d4a85cbfc7fe..557f8cce3ace 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_vp8_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
+index 62a8f103c953..e8019e2d5bc3 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_vp8_scalability_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
+index 2e8bb42e847e..bd3f307bbc43 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_vp8_temporal_layers_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
+index e3f0d1774eba..36a2e95654f4 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_vp9_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
+index c73282c2ee34..f5f423de241b 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("webrtc_vp9_helpers_gn")
+diff --git third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build
+index 0aaecfdf510a..70a93b65f156 100644
+--- third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build
++++ third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("denoiser_filter_gn")
+diff --git third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build
+index aa332adfa9a7..2bdd0d2bebbb 100644
+--- third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build
++++ third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_processing_gn")
+diff --git third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build
+index 3588b0ac325f..e1d6759739e5 100644
+--- third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build
++++ third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build
+@@ -12,12 +12,22 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_ARCH_ARM64"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_HAS_NEON"] = True
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,133 +53,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+ Library("video_processing_neon_gn")
+diff --git third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build
+index 9d41f521fdb8..0c3a0c9fcefc 100644
+--- third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build
++++ third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build
+@@ -9,14 +9,27 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
++CXXFLAGS += [
++    "-msse2"
++]
++
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -42,143 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+ Library("video_processing_sse2_gn")
+diff --git third_party/libwebrtc/moz.build third_party/libwebrtc/moz.build
+index 3b546257660a..c7fa79488695 100644
+--- third_party/libwebrtc/moz.build
++++ third_party/libwebrtc/moz.build
+@@ -26,7 +26,9 @@ DIRS += [
+     "/third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn",
+     "/third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn",
+     "/third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn",
++    "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+     "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn",
++    "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+     "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn",
+     "/third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn",
+     "/third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn",
+@@ -165,7 +167,9 @@ DIRS += [
+     "/third_party/libwebrtc/modules/audio_coding/ilbc_c_gn",
+     "/third_party/libwebrtc/modules/audio_coding/ilbc_gn",
+     "/third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn",
++    "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+     "/third_party/libwebrtc/modules/audio_coding/isac_common_gn",
++    "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+     "/third_party/libwebrtc/modules/audio_coding/isac_vad_gn",
+     "/third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn",
+     "/third_party/libwebrtc/modules/audio_coding/neteq_gn",
+@@ -258,6 +262,9 @@ DIRS += [
+     "/third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn",
+     "/third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn",
+     "/third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn",
++    "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
++    "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
++    "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+     "/third_party/libwebrtc/modules/module_api_gn",
+     "/third_party/libwebrtc/modules/module_api_public_gn",
+     "/third_party/libwebrtc/modules/module_fec_api_gn",
+@@ -452,233 +459,7 @@ DIRS += [
+     "/third_party/libwebrtc/webrtc_gn"
+ ]
+ 
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/rtc_base/ifaddrs_android_gn",
+-        "/third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn",
+-        "/third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/rtc_base/system/cocoa_threading_gn",
+-        "/third_party/libwebrtc/sdk/base_objc_gn",
+-        "/third_party/libwebrtc/sdk/helpers_objc_gn"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn",
+-        "/third_party/libwebrtc/rtc_base/win/get_activation_factory_gn",
+-        "/third_party/libwebrtc/rtc_base/win/hstring_gn",
+-        "/third_party/libwebrtc/rtc_base/win/windows_version_gn",
+-        "/third_party/libwebrtc/rtc_base/win32_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_neon_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn",
+-        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_fix_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_neon_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn",
+-        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "ppc64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
+-        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
+-        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_generic_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
+-        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "WINNT":
++if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+         "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+@@ -686,7 +467,7 @@ if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "WINNT":
+         "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "WINNT":
++if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+         "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+@@ -697,7 +478,7 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "WINNT":
+         "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "WINNT":
++if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+         "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+diff --git third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
+index 5628bb3a4ff8..47fb8bc57c43 100644
+--- third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
++++ third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("async_resolver_interface_gn")
+diff --git third_party/libwebrtc/rtc_base/async_socket_gn/moz.build third_party/libwebrtc/rtc_base/async_socket_gn/moz.build
+index 732d8224bb5a..cd84d89e28c8 100644
+--- third_party/libwebrtc/rtc_base/async_socket_gn/moz.build
++++ third_party/libwebrtc/rtc_base/async_socket_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("async_socket_gn")
+diff --git third_party/libwebrtc/rtc_base/atomicops_gn/moz.build third_party/libwebrtc/rtc_base/atomicops_gn/moz.build
+index 8194e6319634..739f29eb59d9 100644
+--- third_party/libwebrtc/rtc_base/atomicops_gn/moz.build
++++ third_party/libwebrtc/rtc_base/atomicops_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("atomicops_gn")
+diff --git third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
+index 10985c3a09a3..12fe81e90a59 100644
+--- third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
++++ third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_format_to_string_gn")
+diff --git third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
+index b3daad93040a..d18471cbb946 100644
+--- third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bit_buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
+index 5578717236fa..ba596983b322 100644
+--- third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
++++ third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitstream_reader_gn")
+diff --git third_party/libwebrtc/rtc_base/buffer_gn/moz.build third_party/libwebrtc/rtc_base/buffer_gn/moz.build
+index 153ffc6d7bec..b2d99bd4e310 100644
+--- third_party/libwebrtc/rtc_base/buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
+index ab65698bbdbc..681652e6c65c 100644
+--- third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("byte_buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/byte_order_gn/moz.build third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
+index 3cda1af49dc2..9f18b513a3e7 100644
+--- third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
++++ third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("byte_order_gn")
+diff --git third_party/libwebrtc/rtc_base/callback_list_gn/moz.build third_party/libwebrtc/rtc_base/callback_list_gn/moz.build
+index 6c63dc79e25e..9ff476fbcfd0 100644
+--- third_party/libwebrtc/rtc_base/callback_list_gn/moz.build
++++ third_party/libwebrtc/rtc_base/callback_list_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("callback_list_gn")
+diff --git third_party/libwebrtc/rtc_base/checks_gn/moz.build third_party/libwebrtc/rtc_base/checks_gn/moz.build
+index 1c7ee114d266..cbfd21ec0181 100644
+--- third_party/libwebrtc/rtc_base/checks_gn/moz.build
++++ third_party/libwebrtc/rtc_base/checks_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("checks_gn")
+diff --git third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
+index 710110b47814..89cf3756d48f 100644
+--- third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
++++ third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("compile_assert_c_gn")
+diff --git third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
+index aeba5a1f25a5..f2fd0ab3ebab 100644
+--- third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
++++ third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("flat_containers_internal_gn")
+diff --git third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
+index 0f8ada65b808..a7da0c928a3f 100644
+--- third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
++++ third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("flat_map_gn")
+diff --git third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
+index 78923e89eab3..2eb4118af594 100644
+--- third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
++++ third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("flat_set_gn")
+diff --git third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
+index 5a3b34c3eb3f..42099791f250 100644
+--- third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("copy_on_write_buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
+index 9e2ce84542b5..62e32f186625 100644
+--- third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
++++ third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("criticalsection_gn")
+diff --git third_party/libwebrtc/rtc_base/divide_round_gn/moz.build third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
+index 0a389c181a0f..b8aa831636e1 100644
+--- third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
++++ third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("divide_round_gn")
+diff --git third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
+index 50d367865f42..a2edb19a6a18 100644
+--- third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("event_tracer_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
+index 6fae52bb42f3..74a792863f98 100644
+--- third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("alr_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
+index 4e7e01cb33c9..ad9fa6f31eb9 100644
+--- third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("balanced_degradation_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
+index b77512ed7ca4..f883d87512f8 100644
+--- third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bandwidth_quality_scaler_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
+index b2eda23031d9..c2aefebf335f 100644
+--- third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("cpu_speed_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
+index 28b528d00af0..dc663b172140 100644
+--- third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("encoder_info_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
+index b87d19dcfa02..79155a069937 100644
+--- third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("field_trial_parser_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build
+index d99945875231..8c5e660e2d89 100644
+--- third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("jitter_upper_bound_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
+index 4fc29dd00bdc..981a45f0db1c 100644
+--- third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("keyframe_interval_settings_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
+index eb804281b3b4..b1ca07bf3516 100644
+--- third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("min_video_bitrate_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
+index b1c8c0d0f5da..4161e1d2d4c4 100644
+--- third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("quality_rampup_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
+index e03ac53c529c..86fc14d049d4 100644
+--- third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("quality_scaler_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
+index 8eab3b601803..589003868373 100644
+--- third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("quality_scaling_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
+index 0d2c512c84c9..0685f26b42d7 100644
+--- third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rate_control_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
+index a2d84caa9cb3..a279d9d22081 100644
+--- third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtt_mult_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
+index 587c408000b8..d03c88253ad4 100644
+--- third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("stable_target_rate_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
+index 1823f5043239..95ed70141a86 100644
+--- third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
++++ third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("gtest_prod_gn")
+diff --git third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
+index b4a901c6ef51..371cbfdafaa5 100644
+--- third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("histogram_percentile_counter_gn")
+diff --git third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
+deleted file mode 100644
+index 404b7f5f924a..000000000000
+--- third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
++++ /dev/null
+@@ -1,88 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["ANDROID"] = True
+-DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-DEFINES["HAVE_SYS_UIO_H"] = True
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ANDROID"] = True
+-DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-OS_LIBS += [
+-    "GLESv2",
+-    "log"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/ifaddrs_android.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-Library("ifaddrs_android_gn")
+diff --git third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
+index 7b8ac423f8d1..fda3fcb7ee03 100644
+--- third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
++++ third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("ignore_wundef_gn")
+diff --git third_party/libwebrtc/rtc_base/ip_address_gn/moz.build third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
+index 686dd85e6761..fe2c7a08a1a8 100644
+--- third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
++++ third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("ip_address_gn")
+diff --git third_party/libwebrtc/rtc_base/location_gn/moz.build third_party/libwebrtc/rtc_base/location_gn/moz.build
+index e5ccd52a24a3..61b1ea14bb0e 100644
+--- third_party/libwebrtc/rtc_base/location_gn/moz.build
++++ third_party/libwebrtc/rtc_base/location_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("location_gn")
+diff --git third_party/libwebrtc/rtc_base/logging_gn/moz.build third_party/libwebrtc/rtc_base/logging_gn/moz.build
+index 25c1b293e768..1ee3e013fdf4 100644
+--- third_party/libwebrtc/rtc_base/logging_gn/moz.build
++++ third_party/libwebrtc/rtc_base/logging_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("logging_gn")
+diff --git third_party/libwebrtc/rtc_base/macromagic_gn/moz.build third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
+index acc69504c3b6..1d52ca24913f 100644
+--- third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
++++ third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("macromagic_gn")
+diff --git third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
+index aeb28674b90e..36f62de9f2ec 100644
+--- third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
++++ third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aligned_malloc_gn")
+diff --git third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build
+index 3e4d3419f80b..9d6236051c42 100644
+--- third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("always_valid_pointer_gn")
+diff --git third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
+index d41b52655bce..522cda07763b 100644
+--- third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
++++ third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("mod_ops_gn")
+diff --git third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
+index 0764466d8e3b..5f2029471f2f 100644
+--- third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("moving_max_counter_gn")
+diff --git third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
+index 9544696f1008..d58709a21a1e 100644
+--- third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
++++ third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("net_helpers_gn")
+diff --git third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
+index e91b1ddbda6c..1d867252d81c 100644
+--- third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
++++ third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sent_packet_gn")
+diff --git third_party/libwebrtc/rtc_base/network_constants_gn/moz.build third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
+index 14b68b441e64..ba1b2ca9935f 100644
+--- third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
++++ third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("network_constants_gn")
+diff --git third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
+index 52ae3bc16660..16674329bbce 100644
+--- third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
++++ third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("null_socket_server_gn")
+diff --git third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
+index a10089f6f666..8485d4793a5e 100644
+--- third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
++++ third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("one_time_event_gn")
+diff --git third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
+index c759dfd0eebd..96517102c624 100644
+--- third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
++++ third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("platform_thread_gn")
+diff --git third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
+index 5962bb527ef7..506d35309aed 100644
+--- third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
++++ third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("platform_thread_types_gn")
+diff --git third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
+index 48de05c6565d..c1a93ff618ca 100644
+--- third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
++++ third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("protobuf_utils_gn")
+diff --git third_party/libwebrtc/rtc_base/race_checker_gn/moz.build third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
+index e1eee7aaa3b1..f23e850ec5b3 100644
+--- third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
++++ third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("race_checker_gn")
+diff --git third_party/libwebrtc/rtc_base/random_gn/moz.build third_party/libwebrtc/rtc_base/random_gn/moz.build
+index a0f473e42d34..39ae2da973a6 100644
+--- third_party/libwebrtc/rtc_base/random_gn/moz.build
++++ third_party/libwebrtc/rtc_base/random_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("random_gn")
+diff --git third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
+index f3b81590de11..f71d50ba8718 100644
+--- third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rate_limiter_gn")
+diff --git third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
+index fdb081242ba1..432cb13774bf 100644
+--- third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rate_statistics_gn")
+diff --git third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
+index b793860d1fce..615068342e2c 100644
+--- third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rate_tracker_gn")
+diff --git third_party/libwebrtc/rtc_base/refcount_gn/moz.build third_party/libwebrtc/rtc_base/refcount_gn/moz.build
+index 765cb316c386..20e25b4b8f4b 100644
+--- third_party/libwebrtc/rtc_base/refcount_gn/moz.build
++++ third_party/libwebrtc/rtc_base/refcount_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("refcount_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build
+index 5b5c4803e02f..2e37d9a011ce 100644
+--- third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -33,6 +43,7 @@ UNIFIED_SOURCES += [
+     "/third_party/libwebrtc/rtc_base/crypt_string.cc",
+     "/third_party/libwebrtc/rtc_base/data_rate_limiter.cc",
+     "/third_party/libwebrtc/rtc_base/file_rotating_stream.cc",
++    "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc",
+     "/third_party/libwebrtc/rtc_base/log_sinks.cc",
+     "/third_party/libwebrtc/rtc_base/network_route.cc",
+     "/third_party/libwebrtc/rtc_base/stream.cc"
+@@ -47,191 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc",
+-        "/third_party/libwebrtc/rtc_base/mac_ifaddrs_converter.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_base_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
+index 8357ece6eb30..6c60ddd28df2 100644
+--- third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_event_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
+index 46355c5d0d6c..f2bdd05562f7 100644
+--- third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,161 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_numerics_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
+index 333461b952e1..1d8bba37341e 100644
+--- third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_task_queue_gn")
+diff --git third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
+index fd120e422965..8147a59fe325 100644
+--- third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
++++ third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("safe_compare_gn")
+diff --git third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
+index aa5d30753476..23497bfe94f9 100644
+--- third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
++++ third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("safe_conversions_gn")
+diff --git third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
+index fd5b77f258ab..27ad4b92689d 100644
+--- third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
++++ third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("safe_minmax_gn")
+diff --git third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
+index da05f0b07f46..92d1c01b52ed 100644
+--- third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sample_counter_gn")
+diff --git third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
+index 2cd722b53276..bccf19feeb19 100644
+--- third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sanitizer_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_address_gn/moz.build third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
+index 615800aaf567..e8fb17f6a5b9 100644
+--- third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("socket_address_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
+index c8ec2004a876..5c8f28025406 100644
+--- third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,165 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("socket_factory_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_gn/moz.build third_party/libwebrtc/rtc_base/socket_gn/moz.build
+index a77aa3b56628..6e658e258670 100644
+--- third_party/libwebrtc/rtc_base/socket_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("socket_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_server_gn/moz.build third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
+index 03c9f6c70a20..69625cc108ab 100644
+--- third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,165 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("socket_server_gn")
+diff --git third_party/libwebrtc/rtc_base/stringutils_gn/moz.build third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
+index a28a8193e323..1ba4ab392fc0 100644
+--- third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
++++ third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,161 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("stringutils_gn")
+diff --git third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
+index 9122864ca6c2..a3b46c212962 100644
+--- third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
++++ third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("swap_queue_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
+index 60b12d104404..243fe58a51a8 100644
+--- third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("mutex_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
+index e930dc4eb87f..8ccfb074dfaf 100644
+--- third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sequence_checker_internal_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
+index c1c194d69d18..331e816fc2e4 100644
+--- third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("yield_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
+index 3f9531ff334a..32428dc7e390 100644
+--- third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("yield_policy_gn")
+diff --git third_party/libwebrtc/rtc_base/system/arch_gn/moz.build third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
+index 11ad1ecba2b2..19fddb84d994 100644
+--- third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("arch_gn")
+diff --git third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
+deleted file mode 100644
+index b9564ebb31f8..000000000000
+--- third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
++++ /dev/null
+@@ -1,79 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("asm_defines_gn")
+diff --git third_party/libwebrtc/rtc_base/system/assume_gn/moz.build third_party/libwebrtc/rtc_base/system/assume_gn/moz.build
+index 890c29b07adb..ad43616a002b 100644
+--- third_party/libwebrtc/rtc_base/system/assume_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/assume_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("assume_gn")
+diff --git third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
+deleted file mode 100644
+index 9885a84ac85a..000000000000
+--- third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
++++ /dev/null
+@@ -1,62 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/system/cocoa_threading.mm"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("cocoa_threading_gn")
+diff --git third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
+index 7dcc5ecaeca6..b4c9c40e90d0 100644
+--- third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("file_wrapper_gn")
+diff --git third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
+index 53f44fea711e..152615e8312b 100644
+--- third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("ignore_warnings_gn")
+diff --git third_party/libwebrtc/rtc_base/system/inline_gn/moz.build third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
+index e8568c6f63ee..4f6d21fda069 100644
+--- third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("inline_gn")
+diff --git third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
+index f8920b35d245..ca1224c0f3ed 100644
+--- third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("no_unique_address_gn")
+diff --git third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
+index beb3a726f2a4..0516b3ad4df8 100644
+--- third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtc_export_gn")
+diff --git third_party/libwebrtc/rtc_base/system/unused_gn/moz.build third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
+index 2de3ad5f5565..70942ab98bbe 100644
+--- third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("unused_gn")
+diff --git third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
+index 3a3b4a4b13cf..7594e86586e5 100644
+--- third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("warn_current_thread_is_deadlocked_gn")
+diff --git third_party/libwebrtc/rtc_base/task_utils/pending_task_safety_flag_gn/moz.build third_party/libwebrtc/rtc_base/task_utils/pending_task_safety_flag_gn/moz.build
+index f330b9926bcf..90ba23ecca27 100644
+--- third_party/libwebrtc/rtc_base/task_utils/pending_task_safety_flag_gn/moz.build
++++ third_party/libwebrtc/rtc_base/task_utils/pending_task_safety_flag_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pending_task_safety_flag_gn")
+diff --git third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
+index 46a6acae4497..06150956fbb0 100644
+--- third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
++++ third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("repeating_task_gn")
+diff --git third_party/libwebrtc/rtc_base/task_utils/to_queued_task_gn/moz.build third_party/libwebrtc/rtc_base/task_utils/to_queued_task_gn/moz.build
+index 4133cceb8920..377053ce68a7 100644
+--- third_party/libwebrtc/rtc_base/task_utils/to_queued_task_gn/moz.build
++++ third_party/libwebrtc/rtc_base/task_utils/to_queued_task_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("to_queued_task_gn")
+diff --git third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
+index c123810d56dc..a4bd3ae0e8d0 100644
+--- third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
++++ third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("base64_gn")
+diff --git third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
+index 7d7f8864f3e8..f51bf20a585b 100644
+--- third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
++++ third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("sigslot_gn")
+diff --git third_party/libwebrtc/rtc_base/threading_gn/moz.build third_party/libwebrtc/rtc_base/threading_gn/moz.build
+index 56207997aec8..903dc4e0bb74 100644
+--- third_party/libwebrtc/rtc_base/threading_gn/moz.build
++++ third_party/libwebrtc/rtc_base/threading_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,169 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("threading_gn")
+diff --git third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build
+index af464b00bdd8..4e0d38f5dbd5 100644
+--- third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build
++++ third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("timestamp_extrapolator_gn")
+diff --git third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build
+index be466ada874c..f6723437f53d 100644
+--- third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build
++++ third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("timestamp_aligner_gn")
+diff --git third_party/libwebrtc/rtc_base/timeutils_gn/moz.build third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
+index 782ed92c4944..dd49ac4f6a35 100644
+--- third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
++++ third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_EXCLUDE_SYSTEM_TIME"] = True
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -43,165 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("timeutils_gn")
+diff --git third_party/libwebrtc/rtc_base/type_traits_gn/moz.build third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
+index 18ffa6ea6955..e2ecd2648914 100644
+--- third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
++++ third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("type_traits_gn")
+diff --git third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
+index 16a72f40d74b..f0d8aac6e18f 100644
+--- third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
++++ third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("unit_base_gn")
+diff --git third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build
+index b0f228c1463d..87020062c90b 100644
+--- third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build
++++ third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("untyped_function_gn")
+diff --git third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
+index 11b148352fb2..bd171a928126 100644
+--- third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
++++ third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("weak_ptr_gn")
+diff --git third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
+deleted file mode 100644
+index 285700f44e15..000000000000
+--- third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
++++ /dev/null
+@@ -1,75 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/create_direct3d_device.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("create_direct3d_device_gn")
+diff --git third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
+deleted file mode 100644
+index e5469ac129ce..000000000000
+--- third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
++++ /dev/null
+@@ -1,75 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/get_activation_factory.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("get_activation_factory_gn")
+diff --git third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
+deleted file mode 100644
+index eb715b9756f7..000000000000
+--- third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
++++ /dev/null
+@@ -1,75 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/hstring.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("hstring_gn")
+diff --git third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
+deleted file mode 100644
+index 3c7eb72713d5..000000000000
+--- third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
++++ /dev/null
+@@ -1,75 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/windows_version.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("windows_version_gn")
+diff --git third_party/libwebrtc/rtc_base/win32_gn/moz.build third_party/libwebrtc/rtc_base/win32_gn/moz.build
+deleted file mode 100644
+index 356c932f58f2..000000000000
+--- third_party/libwebrtc/rtc_base/win32_gn/moz.build
++++ /dev/null
+@@ -1,84 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-OS_LIBS += [
+-    "crypt32",
+-    "iphlpapi",
+-    "secur32",
+-    "winmm"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win32.cc",
+-    "/third_party/libwebrtc/rtc_base/win32_window.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("win32_gn")
+diff --git third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
+index 1b5f0d9528a1..86eb1881eba8 100644
+--- third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
++++ third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("zero_memory_gn")
+diff --git third_party/libwebrtc/sdk/base_objc_gn/moz.build third_party/libwebrtc/sdk/base_objc_gn/moz.build
+deleted file mode 100644
+index 95464447d39b..000000000000
+--- third_party/libwebrtc/sdk/base_objc_gn/moz.build
++++ /dev/null
+@@ -1,74 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/sdk/objc/base/RTCEncodedImage.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCLogging.mm",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCapturer.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCodecInfo.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderQpThresholds.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderSettings.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoFrame.mm"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("base_objc_gn")
+diff --git third_party/libwebrtc/sdk/helpers_objc_gn/moz.build third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
+deleted file mode 100644
+index 234fe71d1d25..000000000000
+--- third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
++++ /dev/null
+@@ -1,70 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/sdk/objc/helpers/AVCaptureSession+DevicePosition.mm",
+-    "/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm",
+-    "/third_party/libwebrtc/sdk/objc/helpers/RTCDispatcher.m"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-Library("helpers_objc_gn")
+diff --git third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
+index ed0facb6bf83..2a2e962fbd6e 100644
+--- third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("denormal_disabler_gn")
+diff --git third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
+index 6fe8360de36e..b8dcc03c5611 100644
+--- third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("field_trial_gn")
+diff --git third_party/libwebrtc/system_wrappers/metrics_gn/moz.build third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
+index b17503cb5956..d6cc8db5aee7 100644
+--- third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("metrics_gn")
+diff --git third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
+index 46d6c227154e..2641fd638072 100644
+--- third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -45,182 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    LOCAL_INCLUDES += [
+-        "/config/external/nspr/",
+-        "/nsprpub/lib/ds/",
+-        "/nsprpub/pr/include/"
+-    ]
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/system_wrappers/source/cpu_features_linux.cc"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("system_wrappers_gn")
+diff --git third_party/libwebrtc/test/rtp_test_utils_gn/moz.build third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
+index f5dd5dd860e5..c4184eeaf57b 100644
+--- third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
++++ third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rtp_test_utils_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
+index 9f6b45a412ad..40b0de7e0875 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("algorithm_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
+index 461ee70d7ebe..462dd153bed5 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("container_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
+index b3e8809eff73..9284b6479ec7 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("atomic_hook_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
+index 4233003ad577..914cb7710806 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("base_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
+index 58015ede9d26..5369db6348e3 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("config_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
+index 7d2c3d979f69..0672749e0277 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("core_headers_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
+index f96ddd93bb4f..9879bb11b81a 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("log_severity_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
+index 5dc6a845d591..b78073c507d5 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("raw_logging_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
+deleted file mode 100644
+index 6413dbafcb95..000000000000
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
++++ /dev/null
+@@ -1,53 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["ANDROID"] = True
+-DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-DEFINES["HAVE_SYS_UIO_H"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-Library("cleanup_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
+deleted file mode 100644
+index ab9288e847f7..000000000000
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
++++ /dev/null
+@@ -1,53 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["ANDROID"] = True
+-DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-DEFINES["HAVE_SYS_UIO_H"] = True
+-DEFINES["_GNU_SOURCE"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-Library("cleanup_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
+index 7209713cb85a..689837b0c0d3 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("compressed_tuple_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build
+index 70b3e1cb35d4..237e183bc25d 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("flat_hash_map_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
+index 39fbab30d973..f5b45eb3b183 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("inlined_vector_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
+index 6161d5ce01bf..99ad3eae9e46 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("inlined_vector_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
+index 64977c41edec..b9f84bae9e9c 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bind_front_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
+index b98bc24b90d1..ba4d02e31530 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("memory_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
+index 639a1bf3ba8d..8ba0ade290ac 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("type_traits_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
+index 3d18e6187f5c..8e5d8abf8a36 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bits_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
+index d927703f2116..5dafbbe1c776 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("int128_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build
+index a62204b2113c..18ad2847682c 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,122 +42,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
+index d855b7beed02..031c9d92eb3b 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -50,122 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("strings_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
+index 146f86e25baa..5448e770c8ed 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bad_optional_access_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
+index 4af10489f537..3293ff093af5 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bad_variant_access_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
+index 3b839cf457ba..9ab1def9fe7d 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("optional_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
+index 31ab9bee8481..1953f12c2923 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("span_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
+index 406ec1f6a9ac..bdbaa44d33cd 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("variant_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
+index e4cc97e69fe0..fba5f187fc43 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("utility_gn")
+diff --git third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
+index be95ea0b6491..623ae45edde0 100644
+--- third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
++++ third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
+@@ -9,6 +9,14 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
++
+ FINAL_LIBRARY = "webrtc"
+ 
+ 
+@@ -32,133 +40,14 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_USE_MATH_DEFINES"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "ppc64":
+ 
+     DEFINES["PFFFT_SIMD_DISABLE"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("pffft_gn")
+diff --git third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
+index 37ea6a91a115..d711f7d67e9c 100644
+--- third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
++++ third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
+@@ -9,6 +9,14 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
++
+ FINAL_LIBRARY = "webrtc"
+ 
+ 
+@@ -32,128 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("rnn_vad_gn")
+diff --git third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
+index a1f7c3beeb02..09c4d62a258e 100644
+--- third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
++++ third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -50,174 +60,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_adaptation_gn")
+diff --git third_party/libwebrtc/video/decode_synchronizer_gn/moz.build third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
+index 413feef38cef..919a2f81dfc3 100644
+--- third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
++++ third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("decode_synchronizer_gn")
+diff --git third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build
+index d43415a0d44b..c19726355973 100644
+--- third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build
++++ third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_buffer_proxy_gn")
+diff --git third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
+index 1f9b0da3e765..afedfd58ecca 100644
+--- third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
++++ third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_cadence_adapter_gn")
+diff --git third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
+index f5abae5c998e..b1350324b8c9 100644
+--- third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
++++ third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_decode_scheduler_gn")
+diff --git third_party/libwebrtc/video/frame_decode_timing_gn/moz.build third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
+index 6d3c94548684..1324d9441a3f 100644
+--- third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
++++ third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_decode_timing_gn")
+diff --git third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
+index 6cd922640b5d..f0a182d3c53c 100644
+--- third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
++++ third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("frame_dumping_decoder_gn")
+diff --git third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
+index 11be038704fa..bea4589911ab 100644
+--- third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
++++ third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("task_queue_frame_decode_scheduler_gn")
+diff --git third_party/libwebrtc/video/video_gn/moz.build third_party/libwebrtc/video/video_gn/moz.build
+index bc06006cbea4..37fe8c168d75 100644
+--- third_party/libwebrtc/video/video_gn/moz.build
++++ third_party/libwebrtc/video/video_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -63,174 +73,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_gn")
+diff --git third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
+index b9d00d7be11d..a615d742da4a 100644
+--- third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
++++ third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_receive_stream_timeout_tracker_gn")
+diff --git third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
+index e47ba1d748af..fac7af062907 100644
+--- third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
++++ third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("video_stream_encoder_impl_gn")
+diff --git third_party/libwebrtc/webrtc_gn/moz.build third_party/libwebrtc/webrtc_gn/moz.build
+index f8d19d3c008b..a91ccf711510 100644
+--- third_party/libwebrtc/webrtc_gn/moz.build
++++ third_party/libwebrtc/webrtc_gn/moz.build
+@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -37,159 +47,14 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "dl",
+-        "rt"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "d3d11",
+-        "dxgi",
+-        "iphlpapi",
+-        "ole32",
+-        "oleaut32",
+-        "secur32",
+-        "strmiids",
+-        "user32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+@@ -204,49 +69,4 @@ if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+         "Xtst"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    OS_LIBS += [
+-        "m"
+-    ]
+-
+ Library("webrtc_gn")