build: Remove build system support for gold plugin, except under ChromeOS.

build/toolchain/android/BUILD.gn

Index: build/toolchain/android/BUILD.gn
diff --git a/build/toolchain/android/BUILD.gn b/build/toolchain/android/BUILD.gn
index 9b3b162ca6d1d6789c48233314ada6e15d1bd729..e3f35d8550bd1327e11c327030e739f160d8ab52 100644
--- a/build/toolchain/android/BUILD.gn
+++ b/build/toolchain/android/BUILD.gn
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 
 import("//build/config/clang/clang.gni")
+import("//build/config/compiler/compiler.gni")
 import("//build/config/sysroot.gni")  # Imports android/config.gni.
 import("//build/toolchain/gcc_toolchain.gni")
 
@@ -26,7 +27,9 @@ template("android_gcc_toolchain") {
     toolchain_args.current_os = "android"
 
     # Output linker map files for binary size analysis.
-    enable_linker_map = true
+    # Currently disabled on LLD because of a bug (fixed upstream).
+    # See https://crbug.com/716209.
+    enable_linker_map = !use_lld
 
     # Make our manually injected libs relative to the build dir.
     _ndk_lib =