Reland: Remove AudioTrackRenderer

talk/app/webrtc/audiotrackrenderer.h

-/*
- * libjingle
- * Copyright 2013 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef TALK_APP_WEBRTC_AUDIOTRACKRENDERER_H_
-#define TALK_APP_WEBRTC_AUDIOTRACKRENDERER_H_
-
-#include "talk/media/base/audiorenderer.h"
-#include "webrtc/base/thread.h"
-
-namespace webrtc {
-
-// Class used for AudioTrack to get the ID of WebRtc voice channel that
-// the AudioTrack is connecting to.
-// Each AudioTrack owns a AudioTrackRenderer instance.
-// AddChannel() will be called when an AudioTrack is added to a MediaStream.
-// RemoveChannel will be called when the AudioTrack or WebRtc VoE channel is
-// going away.
-// This implementation only supports one channel, and it is only used by
-// Chrome for remote audio tracks."
-class AudioTrackRenderer : public cricket::AudioRenderer {
- public:
-  AudioTrackRenderer();
-  ~AudioTrackRenderer();
-
-  // Implements cricket::AudioRenderer.
-  void AddChannel(int channel_id) override;
-  void RemoveChannel(int channel_id) override;
-
- private:
-  int channel_id_;
-};
-
-}  // namespace webrtc
-
-#endif  // TALK_APP_WEBRTC_AUDIOTRACKRENDERER_H_