Update MediaStreamTrack::Stop to latest draft.

content/renderer/media/media_stream.cc

 // Copyright 2014 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/media_stream.h"
 
 #include "base/logging.h"
 #include "content/renderer/media/media_stream_dependency_factory.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/libjingle/source/talk/app/webrtc/mediastreaminterface.h"
 
 namespace content {
 
 // static
 MediaStream* MediaStream::GetMediaStream(
     const blink::WebMediaStream& stream) {
   return static_cast<MediaStream*>(stream.extraData());
 }
 
 // static
 webrtc::MediaStreamInterface* MediaStream::GetAdapter(
      const blink::WebMediaStream& stream) {
   MediaStream* native_stream = GetMediaStream(stream);
   DCHECK(native_stream);
   return native_stream->GetWebRtcAdapter(stream);
 }
 
 MediaStream::MediaStream(MediaStreamDependencyFactory* factory,
-                         StreamStopCallback stream_stop,
                          const blink::WebMediaStream& stream)
-    : stream_stop_callback_(stream_stop),
-      stream_adapter_(NULL),
+    : stream_adapter_(NULL),
       is_local_(true),
       label_(stream.id().utf8()),
       factory_(factory) {
   DCHECK(factory_);
 }
 
 MediaStream::MediaStream(webrtc::MediaStreamInterface* stream)
     : stream_adapter_(stream),
       is_local_(false),
       factory_(NULL) {
   DCHECK(stream);
 }
 
 MediaStream::~MediaStream() {
 }
 
-void MediaStream::OnStreamStopped() {
-  if (!stream_stop_callback_.is_null())
-    stream_stop_callback_.Run(label_);
-}
-
 webrtc::MediaStreamInterface* MediaStream::GetWebRtcAdapter(
     const blink::WebMediaStream& stream) {
   if (!stream_adapter_) {
     DCHECK(is_local_);
     stream_adapter_ = factory_->CreateNativeLocalMediaStream(stream);
   }
   DCHECK(stream_adapter_);
   return stream_adapter_.get();
 }
 
@@ skipping 11 matching lines @@
 bool MediaStream::RemoveTrack(const blink::WebMediaStream& stream,
                               const blink::WebMediaStreamTrack& track) {
   // If the libjingle representation of the stream has not been created, it
   // does not matter if the tracks are added or removed.
   if (!stream_adapter_)
     return true;
   return factory_->RemoveNativeMediaStreamTrack(stream, track);
 }
 
 }  // namespace content