Update from https://crrev.com/302630

build/config/BUILDCONFIG.gn

Index: build/config/BUILDCONFIG.gn
diff --git a/build/config/BUILDCONFIG.gn b/build/config/BUILDCONFIG.gn
index 151b8e9623f631c70f7e7b95f22df6ce70b06eb1..c9ec4a2f858aa7bbdbebcd01cee2e842c504c228 100644
--- a/build/config/BUILDCONFIG.gn
+++ b/build/config/BUILDCONFIG.gn
@@ -32,7 +32,7 @@ declare_args() {
 
   # Set to true when compiling with the Clang compiler. Typically this is used
   # to configure warnings.
-  is_clang = (os == "mac" || os == "ios" || os == "linux")
+  is_clang = (os == "mac" || os == "ios" || os == "linux" || os == "chromeos")
 
   # Forces a 64-bit build on Windows. Does nothing on other platforms. Normally
   # we build 32-bit on Windows regardless of the current host OS bit depth.
@@ -434,6 +434,9 @@ if (is_win) {
     "//build/config/mac:mac_executable_flags" ]
 } else if (is_linux || is_android) {
   _executable_configs += [ "//build/config/gcc:executable_ldconfig" ]
+  if (is_android) {
+    _executable_configs += [ "//build/config/android:executable_config" ]
+  }
 }
 set_defaults("executable") {
   configs = _executable_configs