sync compositor: Remove begin frame source

content/renderer/android/synchronous_compositor_output_surface.cc

 // Copyright 2013 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.
 
 #include "content/renderer/android/synchronous_compositor_output_surface.h"
 
 #include <vector>
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/context_provider.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/output/software_output_device.h"
 #include "content/common/android/sync_compositor_messages.h"
-#include "content/renderer/android/synchronous_compositor_external_begin_frame_source.h"
 #include "content/renderer/android/synchronous_compositor_filter.h"
 #include "content/renderer/android/synchronous_compositor_registry.h"
 #include "content/renderer/gpu/frame_swap_message_queue.h"
 #include "content/renderer/render_thread_impl.h"
 #include "gpu/command_buffer/client/context_support.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/common/gpu_memory_allocation.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_sender.h"
@@ skipping 274 matching lines @@
 bool SynchronousCompositorOutputSurface::Send(IPC::Message* message) {
   DCHECK(CalledOnValidThread());
   return sender_->Send(message);
 }
 
 bool SynchronousCompositorOutputSurface::CalledOnValidThread() const {
   return thread_checker_.CalledOnValidThread();
 }
 
 }  // namespace content