Enable sync allocation of GpuMemoryBuffers from the browser process.

content/content_browser.gypi

 # Copyright (c) 2012 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
     '../net/net.gyp:net',
@@ skipping 682 matching lines @@
       'browser/gpu/browser_gpu_channel_host_factory.cc',
       'browser/gpu/browser_gpu_channel_host_factory.h',
       'browser/gpu/compositor_util.cc',
       'browser/gpu/compositor_util.h',
       'browser/gpu/gpu_data_manager_impl.cc',
       'browser/gpu/gpu_data_manager_impl.h',
       'browser/gpu/gpu_data_manager_impl_private.cc',
       'browser/gpu/gpu_data_manager_impl_private.h',
       'browser/gpu/gpu_internals_ui.cc',
       'browser/gpu/gpu_internals_ui.h',
+      'browser/gpu/gpu_memory_buffer_factory_host_impl.cc',
+      'browser/gpu/gpu_memory_buffer_factory_host_impl.h',
       'browser/gpu/gpu_process_host.cc',
       'browser/gpu/gpu_process_host.h',
       'browser/gpu/gpu_process_host_ui_shim.cc',
       'browser/gpu/gpu_process_host_ui_shim.h',
       'browser/gpu/gpu_surface_tracker.cc',
       'browser/gpu/gpu_surface_tracker.h',
       'browser/gpu/shader_disk_cache.cc',
       'browser/gpu/shader_disk_cache.h',
       'browser/histogram_controller.cc',
       'browser/histogram_controller.h',
@@ skipping 1157 matching lines @@
       'sources': [
         'browser/media/cdm/browser_cdm_manager.cc',
         'browser/media/cdm/browser_cdm_manager.h',
         # This works on Android because enable_browser_cdms==1 on Android.
         'browser/media/media_web_contents_observer.cc',
         'browser/media/media_web_contents_observer.h',
       ],
     }],
   ],
 }