Add MediaGpuChannelManager::LookupChannel().

media/renderers/mock_gpu_video_accelerator_factories.h

 // 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.
 
 #ifndef MEDIA_RENDERERS_MOCK_GPU_VIDEO_ACCELERATOR_FACTORIES_H_
 #define MEDIA_RENDERERS_MOCK_GPU_VIDEO_ACCELERATOR_FACTORIES_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 14 matching lines @@
 namespace media {
 
 class MockGpuVideoAcceleratorFactories : public GpuVideoAcceleratorFactories {
  public:
   explicit MockGpuVideoAcceleratorFactories(gpu::gles2::GLES2Interface* gles2);
   ~MockGpuVideoAcceleratorFactories() override;
 
   bool IsGpuVideoAcceleratorEnabled() override;
 
   MOCK_METHOD0(GetChannelToken, base::UnguessableToken());
+  MOCK_METHOD0(GetCommandBufferRouteId, int32_t());
 
   // CreateVideo{Decode,Encode}Accelerator returns scoped_ptr, which the mocking
   // framework does not want.  Trampoline them.
   MOCK_METHOD0(DoCreateVideoDecodeAccelerator, VideoDecodeAccelerator*());
   MOCK_METHOD0(DoCreateVideoEncodeAccelerator, VideoEncodeAccelerator*());
 
   MOCK_METHOD5(CreateTextures,
                bool(int32_t count,
                     const gfx::Size& size,
                     std::vector<uint32_t>* texture_ids,
@@ skipping 49 matching lines @@
   OutputFormat video_frame_output_format_ = OutputFormat::I420;
 
   bool fail_to_allocate_gpu_memory_buffer_ = false;
 
   gpu::gles2::GLES2Interface* gles2_;
 };
 
 }  // namespace media
 
 #endif  // MEDIA_RENDERERS_MOCK_GPU_VIDEO_ACCELERATOR_FACTORIES_H_