Replace Pipeline::kEnded state and HasEnded() methods with renderer-specific bools.

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 515cd442e90d568da5296c7ec5b06f226314deef..a5a149b2e90420ff04ffc1718f5af4877af8d89b 100644
--- a/media/base/mock_filters.h
+++ b/media/base/mock_filters.h
@@ -152,7 +152,6 @@ class MockVideoRenderer : public VideoRenderer {
   MOCK_METHOD2(Preroll, void(base::TimeDelta time, const PipelineStatusCB& cb));
   MOCK_METHOD1(Stop, void(const base::Closure& callback));
   MOCK_METHOD1(SetPlaybackRate, void(float playback_rate));
-  MOCK_METHOD0(HasEnded, bool());
 
  protected:
   virtual ~MockVideoRenderer();
@@ -179,7 +178,6 @@ class MockAudioRenderer : public AudioRenderer {
   MOCK_METHOD1(Stop, void(const base::Closure& callback));
   MOCK_METHOD1(SetPlaybackRate, void(float playback_rate));
   MOCK_METHOD2(Preroll, void(base::TimeDelta time, const PipelineStatusCB& cb));
-  MOCK_METHOD0(HasEnded, bool());
   MOCK_METHOD1(SetVolume, void(float volume));
   MOCK_METHOD1(ResumeAfterUnderflow, void(bool buffer_more_audio));