Move ownership of Transport out of Session.

remoting/protocol/jingle_session_manager.cc

Index: remoting/protocol/jingle_session_manager.cc
diff --git a/remoting/protocol/jingle_session_manager.cc b/remoting/protocol/jingle_session_manager.cc
index 7319235dacab9bb092daaac45b51f7f552dad520..f3c53b983c53b2e3ec6e329c502e06f1a5d1cffc 100644
--- a/remoting/protocol/jingle_session_manager.cc
+++ b/remoting/protocol/jingle_session_manager.cc
@@ -22,11 +22,8 @@ using buzz::QName;
 namespace remoting {
 namespace protocol {
 
-JingleSessionManager::JingleSessionManager(
-    scoped_ptr<TransportFactory> transport_factory,
-    SignalStrategy* signal_strategy)
-    : transport_factory_(std::move(transport_factory)),
-      signal_strategy_(signal_strategy),
+JingleSessionManager::JingleSessionManager(SignalStrategy* signal_strategy)
+    : signal_strategy_(signal_strategy),
       protocol_config_(CandidateSessionConfig::CreateDefault()),
       iq_sender_(new IqSender(signal_strategy_)) {
   signal_strategy_->AddListener(this);
@@ -40,7 +37,6 @@ JingleSessionManager::~JingleSessionManager() {
 void JingleSessionManager::AcceptIncoming(
     const IncomingSessionCallback& incoming_session_callback) {
   incoming_session_callback_ = incoming_session_callback;
-
 }
 
 void JingleSessionManager::set_protocol_config(