Connect webrtc MediaSourceInterface ready states with webkit WebMediaStreamSource

content/renderer/media/mock_media_stream_dependency_factory.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_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_
 #define CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_
 
+#include <list>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "content/renderer/media/media_stream_dependency_factory.h"
 #include "third_party/libjingle/source/talk/app/webrtc/mediaconstraintsinterface.h"
 
 namespace content {
 
 class MockVideoSource : public webrtc::VideoSourceInterface {
  public:
   MockVideoSource();
 
   virtual void RegisterObserver(webrtc::ObserverInterface* observer) OVERRIDE;
   virtual void UnregisterObserver(webrtc::ObserverInterface* observer) OVERRIDE;
   virtual MediaSourceInterface::SourceState state() const OVERRIDE;
   virtual cricket::VideoCapturer* GetVideoCapturer() OVERRIDE;
   virtual void AddSink(cricket::VideoRenderer* output) OVERRIDE;
   virtual void RemoveSink(cricket::VideoRenderer* output) OVERRIDE;
   virtual const cricket::VideoOptions* options() const OVERRIDE;
 
   // Changes the state of the source to live and notifies the observer.
   void SetLive();
   // Changes the state of the source to ended and notifies the observer.
   void SetEnded();
 
  protected:
   virtual ~MockVideoSource();
+  void FireOnChanged();
 
  private:
-   webrtc::ObserverInterface* observer_;
-   MediaSourceInterface::SourceState state_;
+  std::list<webrtc::ObserverInterface*> observers_;
+  MediaSourceInterface::SourceState state_;
 };
 
 class MockAudioSource : public webrtc::AudioSourceInterface {
  public:
   MockAudioSource(const webrtc::MediaConstraintsInterface* constraints);
 
   virtual void RegisterObserver(webrtc::ObserverInterface* observer) OVERRIDE;
   virtual void UnregisterObserver(webrtc::ObserverInterface* observer) OVERRIDE;
   virtual MediaSourceInterface::SourceState state() const OVERRIDE;
 
@@ skipping 123 matching lines @@
   bool mock_pc_factory_created_;
   scoped_refptr <MockAudioSource> last_audio_source_;
   scoped_refptr <MockVideoSource> last_video_source_;
 
   DISALLOW_COPY_AND_ASSIGN(MockMediaStreamDependencyFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MOCK_MEDIA_STREAM_DEPENDENCY_FACTORY_H_