Remove obsolete path of getSources.

content/renderer/media/media_stream_center.h

Index: content/renderer/media/media_stream_center.h
diff --git a/content/renderer/media/media_stream_center.h b/content/renderer/media/media_stream_center.h
index e60ff5b638907af53edf039a6cc1f59c40e015b2..ef4fbaa0db559ed3c94ab1b1107b6f16d796b6bc 100644
--- a/content/renderer/media/media_stream_center.h
+++ b/content/renderer/media/media_stream_center.h
@@ -26,17 +26,13 @@ namespace content {
 class PeerConnectionDependencyFactory;
 
 class CONTENT_EXPORT MediaStreamCenter
-    : NON_EXPORTED_BASE(public blink::WebMediaStreamCenter),
-      public RenderProcessObserver {
+    : NON_EXPORTED_BASE(public blink::WebMediaStreamCenter) {
  public:
   MediaStreamCenter(blink::WebMediaStreamCenterClient* client,
                     PeerConnectionDependencyFactory* factory);
   virtual ~MediaStreamCenter();
 
  private:
-  virtual bool getMediaStreamTrackSources(
-      const blink::WebMediaStreamTrackSourcesRequest& request) override;
-
   virtual void didCreateMediaStreamTrack(
       const blink::WebMediaStreamTrack& track) override;
 
@@ -68,24 +64,10 @@ class CONTENT_EXPORT MediaStreamCenter
       const blink::WebMediaStream& stream,
       const blink::WebMediaStreamTrack& track) override;
 
-  // RenderProcessObserver implementation.
-  virtual bool OnControlMessageReceived(const IPC::Message& message) override;
-
-  void OnGetSourcesComplete(int request_id,
-                            const content::StreamDeviceInfoArray& devices);
-
   // |rtc_factory_| is a weak pointer and is owned by the RenderThreadImpl.
   // It is valid as long as  RenderThreadImpl exist.
   PeerConnectionDependencyFactory* rtc_factory_;
 
-  // A strictly increasing id that's used to label incoming GetSources()
-  // requests.
-  int next_request_id_;
-
-  typedef std::map<int, blink::WebMediaStreamTrackSourcesRequest> RequestMap;
-  // Maps request ids to request objects.
-  RequestMap requests_;
-
   DISALLOW_COPY_AND_ASSIGN(MediaStreamCenter);
 };