Part 1: Plumb render view ID to render host

content/renderer/media/mock_media_stream_dependency_factory.cc

 // 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.
 
 #include "base/logging.h"
 #include "content/renderer/media/mock_media_stream_dependency_factory.h"
 #include "content/renderer/media/mock_peer_connection_impl.h"
 #include "third_party/libjingle/source/talk/app/webrtc/mediastreaminterface.h"
 #include "third_party/libjingle/source/talk/base/scoped_ref_ptr.h"
 
@@ skipping 237 matching lines @@
 
 MockMediaStreamDependencyFactory::MockMediaStreamDependencyFactory(
     VideoCaptureImplManager* vc_manager)
     : MediaStreamDependencyFactory(vc_manager),
       mock_pc_factory_created_(false) {
 }
 
 MockMediaStreamDependencyFactory::~MockMediaStreamDependencyFactory() {}
 
 bool MockMediaStreamDependencyFactory::CreatePeerConnectionFactory(
+    int render_view_id,
     talk_base::Thread* worker_thread,
     talk_base::Thread* signaling_thread,
     content::P2PSocketDispatcher* socket_dispatcher,
     talk_base::NetworkManager* network_manager,
     talk_base::PacketSocketFactory* socket_factory) {
   mock_pc_factory_created_ = true;
   return true;
 }
 
 void MockMediaStreamDependencyFactory::ReleasePeerConnectionFactory() {
@@ skipping 43 matching lines @@
     const std::string& sdp) {
   return new webrtc::MockSessionDescription(sdp);
 }
 
 webrtc::IceCandidateInterface*
 MockMediaStreamDependencyFactory::CreateIceCandidate(
     const std::string& label,
     const std::string& sdp) {
   return new webrtc::MockIceCandidate(label, sdp);
 }