Replace SetCapturer and SetCaptureDevice by SetSource.

webrtc/api/videocapturertracksource.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 29 matching lines @@
       rtc::Thread* worker_thread,
       cricket::VideoCapturer* capturer,
       const webrtc::MediaConstraintsInterface* constraints,
       bool remote);
 
   static rtc::scoped_refptr<VideoTrackSourceInterface> Create(
       rtc::Thread* worker_thread,
       cricket::VideoCapturer* capturer,
       bool remote);
 
-  cricket::VideoCapturer* GetVideoCapturer() override {
-    return video_capturer_.get();
-  }
-
   bool is_screencast() const override {
     return video_capturer_->IsScreencast();
   }
   rtc::Optional<bool> needs_denoising() const override {
     return needs_denoising_;
   }
 
   bool GetStats(Stats* stats) override;
 
   void Stop() override;
@@ skipping 15 matching lines @@
   rtc::AsyncInvoker invoker_;
   rtc::scoped_ptr<cricket::VideoCapturer> video_capturer_;
   bool started_;
   cricket::VideoFormat format_;
   rtc::Optional<bool> needs_denoising_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_API_VIDEOCAPTURERTRACKSOURCE_H_