Refactor SignalStrategy so that it can be reused for multiple connections.

remoting/jingle_glue/jingle_signaling_connector.cc

 // Copyright (c) 2011 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 "remoting/jingle_glue/jingle_signaling_connector.h"
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "third_party/libjingle/source/talk/p2p/base/sessionmanager.h"
 #include "third_party/libjingle/source/talk/xmpp/constants.h"
@@ skipping 30 matching lines @@
   session_manager_->SignalRequestSignaling.connect(
       session_manager_, &cricket::SessionManager::OnSignalingReady);
 }
 
 JingleSignalingConnector::~JingleSignalingConnector() {
   signal_strategy_->RemoveListener(this);
   STLDeleteContainerPairSecondPointers(pending_requests_.begin(),
                                        pending_requests_.end());
 }
 
-bool JingleSignalingConnector::OnIncomingStanza(
+void JingleSignalingConnector::OnSignalStrategyStateChange(
+    SignalStrategy::State state) {
+}
+
+bool JingleSignalingConnector::OnSignalStrategyIncomingStanza(
     const buzz::XmlElement* stanza) {
   if (session_manager_->IsSessionMessage(stanza)) {
     session_manager_->OnIncomingMessage(stanza);
     return true;
   }
 
   if (stanza->Name() == buzz::QN_IQ) {
     std::string type = stanza->Attr(buzz::QN_TYPE);
     std::string id = stanza->Attr(buzz::QN_ID);
     if ((type == "error" || type == "result") && !id.empty()) {
@@ skipping 36 matching lines @@
 
       // Save the outgoing request for OnIncomingResponse().
       pending_requests_[id] = new buzz::XmlElement(*stanza);
     }
   }
 
   signal_strategy_->SendStanza(stanza_copy.release());
 }
 
 }  // namespace remoting