Add SupportsConfigChanges() to DemuxerStream.

media/base/mock_filters.h

 // 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.
 
 #ifndef MEDIA_BASE_MOCK_FILTERS_H_
 #define MEDIA_BASE_MOCK_FILTERS_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 37 matching lines @@
  public:
   explicit MockDemuxerStream(DemuxerStream::Type type);
   virtual ~MockDemuxerStream();
 
   // DemuxerStream implementation.
   virtual Type type() OVERRIDE;
   MOCK_METHOD1(Read, void(const ReadCB& read_cb));
   virtual AudioDecoderConfig audio_decoder_config() OVERRIDE;
   virtual VideoDecoderConfig video_decoder_config() OVERRIDE;
   MOCK_METHOD0(EnableBitstreamConverter, void());
+  MOCK_METHOD0(SupportsConfigChanges, bool());
 
   void set_audio_decoder_config(const AudioDecoderConfig& config);
   void set_video_decoder_config(const VideoDecoderConfig& config);
 
  private:
   DemuxerStream::Type type_;
   AudioDecoderConfig audio_decoder_config_;
   VideoDecoderConfig video_decoder_config_;
 
   DISALLOW_COPY_AND_ASSIGN(MockDemuxerStream);
@@ skipping 140 matching lines @@
  public:
   MockStatisticsCB();
   ~MockStatisticsCB();
 
   MOCK_METHOD1(OnStatistics, void(const media::PipelineStatistics& statistics));
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_MOCK_FILTERS_H_