Remove stop method from VideoTrackSourceInterface.

webrtc/api/mediastreaminterface.h

 /*
  *  Copyright 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 88 matching lines @@
 class VideoTrackSourceInterface
     : public MediaSourceInterface,
       public rtc::VideoSourceInterface<cricket::VideoFrame> {
  public:
   struct Stats {
     // Original size of captured frame, before video adaptation.
     int input_width;
     int input_height;
   };
 
-  virtual void Stop() = 0;
-
   // Indicates that parameters suitable for screencasts should be automatically
   // applied to RtpSenders.
   // TODO(perkj): Remove these once all known applications have moved to
   // explicitly setting suitable parameters for screencasts and dont' need this
   // implicit behavior.
   virtual bool is_screencast() const = 0;
 
   // Indicates that the encoder should denoise video before encoding it.
   // If it is not set, the default configuration is used which is different
   // depending on video codec.
@@ skipping 144 matching lines @@
   virtual bool RemoveTrack(AudioTrackInterface* track) = 0;
   virtual bool RemoveTrack(VideoTrackInterface* track) = 0;
 
  protected:
   virtual ~MediaStreamInterface() {}
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_API_MEDIASTREAMINTERFACE_H_