Replace AudioDecoder::ProduceAudioSamples/ConsumeAudioSamples with read callbacks.

media/base/mock_filters.h

Index: media/base/mock_filters.h
diff --git a/media/base/mock_filters.h b/media/base/mock_filters.h
index b3758f25481cb111cd688256c8a4eefe6d290502..7961e44fe4fe7c847d30826749312207f5fda218 100644
--- a/media/base/mock_filters.h
+++ b/media/base/mock_filters.h
@@ -213,15 +213,12 @@ class MockAudioDecoder : public AudioDecoder {
   MOCK_METHOD3(Initialize, void(DemuxerStream* stream,
                                 const base::Closure& 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));
 
-  void ConsumeAudioSamplesForTest(scoped_refptr<Buffer> buffer) {
-    AudioDecoder::ConsumeAudioSamples(buffer);
-  }
-
  protected:
   virtual ~MockAudioDecoder();