media: Remove FilterCollection.

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"
 #include "media/base/audio_decoder.h"
 #include "media/base/audio_decoder_config.h"
 #include "media/base/audio_renderer.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/decryptor.h"
 #include "media/base/demuxer.h"
-#include "media/base/filter_collection.h"
 #include "media/base/pipeline_status.h"
 #include "media/base/renderer.h"
 #include "media/base/text_track.h"
 #include "media/base/time_source.h"
 #include "media/base/video_decoder.h"
 #include "media/base/video_decoder_config.h"
 #include "media/base/video_frame.h"
 #include "media/base/video_renderer.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
@@ skipping 219 matching lines @@
  public:
   MockStatisticsCB();
   ~MockStatisticsCB();
 
   MOCK_METHOD1(OnStatistics, void(const media::PipelineStatistics& statistics));
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_MOCK_FILTERS_H_