Add an additional VDA::Flush() mode to return all allocated buffers.

content/renderer/pepper/video_decoder_shim.h

 // Copyright 2014 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_RENDERER_PEPPER_VIDEO_DECODER_SHIM_H_
 #define CONTENT_RENDERER_PEPPER_VIDEO_DECODER_SHIM_H_
 
 #include <stdint.h>
 
 #include <queue>
@@ skipping 39 matching lines @@
  public:
   VideoDecoderShim(PepperVideoDecoderHost* host, uint32_t texture_pool_size);
   ~VideoDecoderShim() override;
 
   // media::VideoDecodeAccelerator implementation.
   bool Initialize(const Config& config, Client* client) override;
   void Decode(const media::BitstreamBuffer& bitstream_buffer) override;
   void AssignPictureBuffers(
       const std::vector<media::PictureBuffer>& buffers) override;
   void ReusePictureBuffer(int32_t picture_buffer_id) override;
-  void Flush() override;
+  void Flush(bool return_buffers) override;
   void Reset() override;
   void Destroy() override;
 
  private:
   enum State {
     UNINITIALIZED,
     DECODING,
     FLUSHING,
     RESETTING,
   };
@@ skipping 51 matching lines @@
   scoped_ptr<YUVConverter> yuv_converter_;
 
   base::WeakPtrFactory<VideoDecoderShim> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoDecoderShim);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_VIDEO_DECODER_SHIM_H_