[GPU] Get GPU process running on the mac...

chrome/chrome_renderer.gypi

 # Copyright (c) 2009 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.
 
 {
   'targets': [
     {
       'target_name': 'renderer',
       'type': '<(library)',
       'msvs_guid': '9301A569-5D2B-4D11-9332-B1E30AEACB8D',
@@ skipping 167 matching lines @@
             ['win_use_allocator_shim==1', {
               'dependencies': [
                 '<(allocator_target)',
               ],
               'export_dependent_settings': [
                 '<(allocator_target)',
               ],
             }],
           ],
         }],
-        ['OS=="win" or (OS=="linux" and target_arch!="arm")', {
+        ['enable_gpu==1', {
           'sources': [
             'renderer/command_buffer_proxy.cc',
             'renderer/command_buffer_proxy.h',
           ],
         }],
       ],
     },
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: