Remove AudioDecoder from the Filter heirarchy.

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.
 //
 // A new breed of mock media filters, this time using gmock!  Feel free to add
 // actions if you need interesting side-effects (i.e., copying data to the
 // buffer passed into MockDataSource::Read()).
 //
 // Don't forget you can use StrictMock<> and NiceMock<> if you want the mock
 // filters to fail the test or do nothing when an unexpected method is called.
 // http://code.google.com/p/googlemock/wiki/CookBook#Nice_Mocks_and_Strict_Mocks
 
 #ifndef MEDIA_BASE_MOCK_FILTERS_H_
 #define MEDIA_BASE_MOCK_FILTERS_H_
 
 #include <string>
 
 #include "base/callback.h"
+#include "media/base/audio_decoder.h"
 #include "media/base/audio_decoder_config.h"
 #include "media/base/demuxer.h"
 #include "media/base/filters.h"
 #include "media/base/filter_collection.h"
 #include "media/base/pipeline.h"
 #include "media/base/video_decoder_config.h"
 #include "media/base/video_frame.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 namespace media {
@@ skipping 167 matching lines @@
   virtual ~MockVideoDecoder();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockVideoDecoder);
 };
 
 class MockAudioDecoder : public AudioDecoder {
  public:
   MockAudioDecoder();
 
-  // Filter implementation.
-  MOCK_METHOD1(Stop, void(const base::Closure& callback));
-  MOCK_METHOD1(SetPlaybackRate, void(float playback_rate));
-  MOCK_METHOD2(Seek, void(base::TimeDelta time, const FilterStatusCB& cb));
-  MOCK_METHOD0(OnAudioRendererDisabled, void());
-
   // AudioDecoder implementation.
   MOCK_METHOD3(Initialize, void(DemuxerStream* stream,
                                 const PipelineStatusCB& callback,
                                 const StatisticsCallback& stats_callback));
   MOCK_METHOD1(Read, void(const ReadCB& callback));
   MOCK_METHOD1(ProduceAudioSamples, void(scoped_refptr<Buffer>));
   MOCK_METHOD0(bits_per_channel, int(void));
   MOCK_METHOD0(channel_layout, ChannelLayout(void));
   MOCK_METHOD0(samples_per_second, int(void));
 
@@ skipping 128 matching lines @@
  public:
   MockStatisticsCallback();
   ~MockStatisticsCallback();
 
   MOCK_METHOD1(OnStatistics, void(const media::PipelineStatistics& statistics));
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_MOCK_FILTERS_H_