cc: Make separate interface for BeginFrame ipc from OutputSurface

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',
     '../device/battery/battery.gyp:device_battery',
     '../device/battery/battery.gyp:device_battery_mojo_bindings',
@@ skipping 290 matching lines @@
       'browser/android/date_time_chooser_android.cc',
       'browser/android/date_time_chooser_android.h',
       'browser/android/download_controller_android_impl.cc',
       'browser/android/download_controller_android_impl.h',
       'browser/android/devtools_auth.cc',
       'browser/android/edge_effect.cc',
       'browser/android/edge_effect.h',
       'browser/android/edge_effect_l.cc',
       'browser/android/edge_effect_l.h',
       'browser/android/gesture_event_type_list.h',
+      'browser/android/in_process/synchronous_compositor_external_begin_frame_source.cc',
+      'browser/android/in_process/synchronous_compositor_external_begin_frame_source.h',
       'browser/android/in_process/synchronous_compositor_factory_impl.cc',
       'browser/android/in_process/synchronous_compositor_factory_impl.h',
       'browser/android/in_process/synchronous_compositor_impl.cc',
       'browser/android/in_process/synchronous_compositor_impl.h',
       'browser/android/in_process/synchronous_compositor_output_surface.cc',
       'browser/android/in_process/synchronous_compositor_output_surface.h',
       'browser/android/in_process/synchronous_input_event_filter.cc',
       'browser/android/in_process/synchronous_input_event_filter.h',
       'browser/android/interstitial_page_delegate_android.cc',
       'browser/android/interstitial_page_delegate_android.h',
@@ skipping 1604 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',
       ],
     }],
   ],
 }