GN: Exclude suppressions of Chromium Clang warnings for Chromium builds.

webrtc/pc/BUILD.gn

 # Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 import("../build/webrtc.gni")
 
@@ skipping 46 matching lines @@
       "externalhmac.cc",
       "externalhmac.h",
     ]
   }
   if (rtc_build_libsrtp) {
     deps += [ "//third_party/libsrtp" ]
   }
 
   public_configs = [ ":rtc_pc_config" ]
 
-  if (is_clang) {
+  if (!build_with_chromium && is_clang) {
     # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
     suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
   }
 }
 
 if (rtc_include_tests) {
   config("rtc_pc_unittests_config") {
     # GN orders flags on a target before flags from configs. The default config
     # adds -Wall, and this flag have to be after -Wall -- so they need to
     # come from a config and can't be on the target directly.
@@ skipping 12 matching lines @@
       "currentspeakermonitor_unittest.cc",
       "mediasession_unittest.cc",
       "rtcpmuxfilter_unittest.cc",
       "srtpfilter_unittest.cc",
     ]
 
     include_dirs = [ "//third_party/libsrtp/srtp" ]
 
     configs += [ ":rtc_pc_unittests_config" ]
 
-    if (is_clang) {
+    if (!build_with_chromium && is_clang) {
       # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
       suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
     }
 
     if (is_win) {
       libs = [ "strmiids.lib" ]
     }
 
     deps = [
       ":rtc_pc",
       "../api:libjingle_peerconnection",
       "../base:rtc_base_tests_utils",
       "../media:rtc_unittest_main",
       "../system_wrappers:metrics_default",
     ]
 
     if (rtc_build_libsrtp) {
       deps += [ "//third_party/libsrtp" ]
     }
 
     if (is_android) {
       deps += [ "//testing/android/native_test:native_test_support" ]
     }
   }
 }