Lots of files touched for a very simple change. Everywhere we used a const M...

media/filters/ffmpeg_audio_decoder.h

 // Copyright (c) 2009 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_FILTERS_FFMPEG_AUDIO_DECODER_H_
 #define MEDIA_FILTERS_FFMPEG_AUDIO_DECODER_H_
 
 #include "media/base/factory.h"
 #include "media/filters/decoder_base.h"
 
 namespace media {
 
 //------------------------------------------------------------------------------
 
 class FFmpegAudioDecoder : public DecoderBase<AudioDecoder, Buffer> {
  public:
   static FilterFactory* CreateFactory() {
     return new FilterFactoryImpl0<FFmpegAudioDecoder>();
   }
 
-  static bool IsMediaFormatSupported(const MediaFormat* media_format);
+  static bool IsMediaFormatSupported(const MediaFormat& media_format);
 
   virtual bool OnInitialize(DemuxerStream* demuxer_stream);
 
   virtual void OnDecode(Buffer* input);
 
  private:
   friend FilterFactoryImpl0<FFmpegAudioDecoder>;
   FFmpegAudioDecoder();
   virtual ~FFmpegAudioDecoder();
 
   DISALLOW_COPY_AND_ASSIGN(FFmpegAudioDecoder);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_FFMPEG_AUDIO_DECODER_H_