Switch remoting/protocol to new callbacks

remoting/protocol/jingle_session_manager.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/protocol/jingle_session_manager.h"
 
 #include <limits>
 
 #include "base/bind.h"
 #include "base/message_loop_proxy.h"
@@ skipping 114 matching lines @@
 
 void JingleSessionManager::set_allow_local_ips(bool allow_local_ips) {
   allow_local_ips_ = allow_local_ips;
 }
 
 Session* JingleSessionManager::Connect(
     const std::string& host_jid,
     const std::string& host_public_key,
     const std::string& receiver_token,
     CandidateSessionConfig* candidate_config,
-    Session::StateChangeCallback* state_change_callback) {
+    const Session::StateChangeCallback& state_change_callback) {
   DCHECK(CalledOnValidThread());
 
   // Can be called from any thread.
   JingleSession* jingle_session =
       JingleSession::CreateClientSession(this, host_public_key);
   jingle_session->set_candidate_config(candidate_config);
   jingle_session->set_receiver_token(receiver_token);
 
   cricket::Session* cricket_session = cricket_session_manager_->CreateSession(
       local_jid_, kChromotingXmlNamespace);
@@ skipping 173 matching lines @@
     const std::string& certificate) {
   cricket::SessionDescription* desc = new cricket::SessionDescription();
   desc->AddContent(
       ContentDescription::kChromotingContentName, kChromotingXmlNamespace,
       new ContentDescription(config, "", certificate));
   return desc;
 }
 
 }  // namespace protocol
 }  // namespace remoting