lang/rust: Update to 1.50.0

  - Use bundled libgit/libssh, the versions in ports are too old
  - Update lang/rust-nightly to 2021-02-12
  - Update devel/racer to 2.1.41
  - Import upstream patch to fix build issue for Firefox and related ports (https://bugzilla.mozilla.org/show_bug.cgi?id=1684261)

Changes: https://github.com/rust-lang/rust/releases/tag/1.50.0

Tested by:	mikael, pkubaj
Differential Revision:	https://reviews.freebsd.org/D28616

1 files changed, 0 insertions, 20 deletions

diff --git a/lang/rust-nightly/files/patch-src_bootstrap_install.rs b/lang/rust-nightly/files/patch-src_bootstrap_install.rs
deleted file mode 100644
index ac89792be1f9..000000000000
--- a/lang/rust-nightly/files/patch-src_bootstrap_install.rs
+++ /dev/null
@@ -1,20 +0,0 @@
-https://github.com/rust-lang/rust/issues/74545
-
---- src/bootstrap/install.rs.orig	2020-07-20 14:00:24 UTC
-+++ src/bootstrap/install.rs
-@@ -112,9 +112,14 @@ fn install_sh(
-         pkgname(builder, name)
-     };
- 
-+    let install_script = tmpdir(builder).join(&package_name).join("install.sh");
-+    if !install_script.exists() {
-+        return;
-+    }
-+
-     let mut cmd = Command::new("sh");
-     cmd.current_dir(&empty_dir)
--        .arg(sanitize_sh(&tmpdir(builder).join(&package_name).join("install.sh")))
-+        .arg(sanitize_sh(&install_script))
-         .arg(format!("--prefix={}", sanitize_sh(&prefix)))
-         .arg(format!("--sysconfdir={}", sanitize_sh(&sysconfdir)))
-         .arg(format!("--datadir={}", sanitize_sh(&datadir)))