Move creation of PeerConnection from the RenderView to the RenderThreadImpl.

content/renderer/media/media_stream_center.h

 // 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.
 
 #ifndef CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CENTER_H_
 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CENTER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "content/common/content_export.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebMediaStreamCenter.h"
 
 namespace WebKit {
 class WebMediaStreamCenterClient;
 }
 
+class MediaStreamDependencyFactory;
+
 namespace content {
 
 class CONTENT_EXPORT MediaStreamCenter
     : NON_EXPORTED_BASE(public WebKit::WebMediaStreamCenter) {
  public:
-  explicit MediaStreamCenter(WebKit::WebMediaStreamCenterClient*);
+  MediaStreamCenter(WebKit::WebMediaStreamCenterClient*,
+                    MediaStreamDependencyFactory* factory);
 
   virtual void queryMediaStreamSources(
       const WebKit::WebMediaStreamSourcesRequest& request) OVERRIDE;
 
   virtual void didEnableMediaStreamTrack(
       const WebKit::WebMediaStreamDescriptor& stream,
       const WebKit::WebMediaStreamComponent& component) OVERRIDE;
 
   virtual void didDisableMediaStreamTrack(
       const WebKit::WebMediaStreamDescriptor& stream,
       const WebKit::WebMediaStreamComponent& component) OVERRIDE;
 
   virtual void didStopLocalMediaStream(
       const WebKit::WebMediaStreamDescriptor& stream) OVERRIDE;
 
   virtual void didCreateMediaStream(
       WebKit::WebMediaStreamDescriptor& stream) OVERRIDE;
 
   virtual WebKit::WebString constructSDP(
       const WebKit::WebICECandidateDescriptor& candidate) OVERRIDE;
 
   virtual WebKit::WebString constructSDP(
       const WebKit::WebSessionDescriptionDescriptor& description) OVERRIDE;
 
  private:
+  // |rtc_factory_| is a weak pointer and is owned by the RenderThreadImpl.
+  // It is valid as long as  RenderThreadImpl exist.
+  MediaStreamDependencyFactory* rtc_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(MediaStreamCenter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_CENTER_H_