Refactor MediaStreamImpl and PeerConnection glue implementation after WebKit changes.

content/renderer/media/peer_connection_handler.cc

Index: content/renderer/media/peer_connection_handler.cc
diff --git a/content/renderer/media/peer_connection_handler.cc b/content/renderer/media/peer_connection_handler.cc
index 747e95f3166ecc5a8b4c701ff999b2cf540e6b50..a3afc422d66fc66a3dc738cb4768ef132b57c76d 100644
--- a/content/renderer/media/peer_connection_handler.cc
+++ b/content/renderer/media/peer_connection_handler.cc
@@ -20,13 +20,14 @@
 
 PeerConnectionHandler::PeerConnectionHandler(
     WebKit::WebPeerConnectionHandlerClient* client,
-    MediaStreamImpl* msi,
     MediaStreamDependencyFactory* dependency_factory)
-    : PeerConnectionHandlerBase(msi, dependency_factory),
+    : PeerConnectionHandlerBase(dependency_factory),
       client_(client) {
+  DVLOG(1) << "PeerConnectionHandler::PeerConnectionHandler";
 }
 
 PeerConnectionHandler::~PeerConnectionHandler() {
+  DVLOG(1) << "PeerConnectionHandler::~PeerConnectionHandler";
 }
 
 void PeerConnectionHandler::initialize(
@@ -74,11 +75,11 @@ void PeerConnectionHandler::sendDataStreamMessage(
 }
 
 void PeerConnectionHandler::stop() {
+  DVLOG(1) << "PeerConnectionHandler::stop";
   // TODO(ronghuawu): There's an issue with signaling messages being sent during
   // close. We need to investigate further. Not calling Close() on native
   // PeerConnection is OK for now.
   native_peer_connection_ = NULL;
-  media_stream_impl_->ClosePeerConnection(this);
 }
 
 void PeerConnectionHandler::OnError() {