Make cricket::VideoCapturer implement VideoSourceInterface

talk/app/webrtc/videosource.cc

Index: talk/app/webrtc/videosource.cc
diff --git a/talk/app/webrtc/videosource.cc b/talk/app/webrtc/videosource.cc
index 8006c583b6f7f00fac9b6b39d18401f33f06ef57..bdf3462816e993b4090671a1748cd3e24df83caf 100644
--- a/talk/app/webrtc/videosource.cc
+++ b/talk/app/webrtc/videosource.cc
@@ -27,6 +27,7 @@
 
 #include "talk/app/webrtc/videosource.h"
 
+#include <string>
 #include <vector>
 #include <cstdlib>
 
@@ -309,10 +310,7 @@ class FrameInputWrapper : public cricket::VideoRenderer {
       return true;
     }
 
-    // This signal will be made on media engine render thread. The clients
-    // of this signal should have no assumptions on what thread this signal
-    // come from.
-    capturer_->SignalVideoFrame(capturer_, frame);
+    capturer_->DeliverFrameToSinks(*frame);
     return true;
   }