[Mojo Video Capture] Add test coverage for accelerated jpeg decoding

content/browser/renderer_host/media/video_frame_receiver_on_io_thread.h

 // Copyright 2016 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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_FRAME_RECEIVER_ON_IO_THREAD_H_
 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_FRAME_RECEIVER_ON_IO_THREAD_H_
 
 #include "content/common/content_export.h"
 #include "media/capture/video/video_frame_receiver.h"
 
@@ skipping 18 matching lines @@
       int buffer_id,
       int frame_feedback_id,
       std::unique_ptr<
           media::VideoCaptureDevice::Client::Buffer::ScopedAccessPermission>
           buffer_read_permission,
       media::mojom::VideoFrameInfoPtr frame_info) override;
   void OnBufferRetired(int buffer_id) override;
   void OnError() override;
   void OnLog(const std::string& message) override;
   void OnStarted() override;
+  void OnStartedUsingGpuDecode() override;
 
  private:
   base::WeakPtr<VideoFrameReceiver> receiver_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_VIDEO_FRAME_RECEIVER_ON_IO_THREAD_H_