--- third_party/blink/renderer/BUILD.gn.orig	2019-09-10 10:42:46 UTC
+++ third_party/blink/renderer/BUILD.gn
@@ -45,8 +45,8 @@ config("inside_blink") {
       "-Wconversion",
       "-Wno-float-conversion",
       "-Wno-sign-conversion",
-      "-Wno-implicit-float-conversion",
-      "-Wno-implicit-int-conversion",
+#      "-Wno-implicit-float-conversion",
+#      "-Wno-implicit-int-conversion",
     ]
   }
 }