gpu/khronos_glcts_support: WA suppress compile-time warnings on linux

gpu/khronos_glcts_support/khronos_glcts.gypi

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'target_defaults': {
     'defines': [
       'DEQP_TARGET_NAME="chrome-gpu-command-buffer"',
       'DEQP_SUPPORT_GLES2=1',
       'DEQP_SUPPORT_EGL=1',
@@ skipping 14 matching lines @@
           ['_type=="static_library"', {
             'cflags_cc!': [
               '-fno-rtti',
             ],
           }],
         ],
       }],
     ],
   },
   'variables': {
+
+    # WA: Suppress [chromium-style] enforcement errors when compiled with
+    # clang.  The third_party/khronos_glcts sourcecode does not comply with
+    # the chromium-style standards.
+    'clang_use_chrome_plugins': 0,
+
     'glcts_data_dirs': [
       '<(DEPTH)/third_party/khronos_glcts/cts/data',
     ],
     'glcts_gtf_data_dirs': [
         '<(DEPTH)/third_party/khronos_glcts/GTF_ES/glsl/GTF/GL',
         '<(DEPTH)/third_party/khronos_glcts/GTF_ES/glsl/GTF/GL2ExtensionTests',
         '<(DEPTH)/third_party/khronos_glcts/GTF_ES/glsl/GTF/GL2FixedTests',
         '<(DEPTH)/third_party/khronos_glcts/GTF_ES/glsl/GTF/GL2Tests',
         '<(DEPTH)/third_party/khronos_glcts/GTF_ES/glsl/GTF/GLCoverage',
     ],
@@ skipping 458 matching lines @@
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deStringUtil.hpp',
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deThread.cpp',
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deThread.hpp',
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deThreadSafeRingBuffer.cpp',
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deThreadSafeRingBuffer.hpp',
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deUniquePtr.cpp',
       '<(DEPTH)/third_party/khronos_glcts/framework/delibs/decpp/deUniquePtr.hpp',
     ],
   }
 }