Associate audio streams with their source/destination RenderView.

content/renderer/media/webrtc_audio_capturer.cc

 // Copyright (c) 2012 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.
 
 #include "content/renderer/media/webrtc_audio_capturer.h"
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/string_util.h"
 #include "content/renderer/media/audio_device_factory.h"
@@ skipping 77 matching lines @@
   base::AutoLock auto_lock(lock_);
   for (SinkList::iterator it = sinks_.begin(); it != sinks_.end(); ++it) {
     if (sink == *it) {
       sinks_.erase(it);
       break;
     }
   }
 }
 
 void WebRtcAudioCapturer::SetCapturerSource(
-    media::AudioCapturerSource* source) {
+    const scoped_refptr<media::AudioCapturerSource>& source) {
   DVLOG(1) <<  "SetCapturerSource()";
   scoped_refptr<media::AudioCapturerSource> old_source;
   {
     base::AutoLock auto_lock(lock_);
     if (source_ == source)
       return;
 
     source_.swap(old_source);
     source_ = source;
   }
@@ skipping 139 matching lines @@
 
 void WebRtcAudioCapturer::OnDeviceStarted(const std::string& device_id) {
   device_id_ = device_id;
 }
 
 void WebRtcAudioCapturer::OnDeviceStopped() {
   NOTIMPLEMENTED();
 }
 
 }  // namespace content