Migrate webkit/renderer/media/ to content/renderer/media/.

webkit/renderer/media/media_stream_audio_renderer.h

-// Copyright 2013 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 WEBKIT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_RENDERER_H_
-#define WEBKIT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_RENDERER_H_
-
-#include "base/memory/ref_counted.h"
-#include "base/time/time.h"
-
-namespace webkit_media {
-
-class MediaStreamAudioRenderer
-    : public base::RefCountedThreadSafe<MediaStreamAudioRenderer> {
- public:
-  // Starts rendering audio.
-  virtual void Start() = 0;
-
-  // Stops rendering audio.
-  virtual void Stop() = 0;
-
-  // Resumes rendering audio after being paused.
-  virtual void Play() = 0;
-
-  // Temporarily suspends rendering audio. The audio stream might still be
-  // active but new audio data is not provided to the consumer.
-  virtual void Pause() = 0;
-
-  // Sets the output volume.
-  virtual void SetVolume(float volume) = 0;
-
-  // Time stamp that reflects the current render time. Should not be updated
-  // when paused.
-  virtual base::TimeDelta GetCurrentRenderTime() const = 0;
-
-  // Returns true if the implementation is a local renderer and false
-  // otherwise.
-  virtual bool IsLocalRenderer() const = 0;
-
- protected:
-  friend class base::RefCountedThreadSafe<MediaStreamAudioRenderer>;
-
-  MediaStreamAudioRenderer();
-  virtual ~MediaStreamAudioRenderer();
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(MediaStreamAudioRenderer);
-};
-
-}  // namespace webkit_media
-
-#endif  // WEBKIT_RENDERER_MEDIA_MEDIA_STREAM_AUDIO_RENDERER_H_