Update remoting/ and jingle/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

remoting/jingle_glue/javascript_signal_strategy.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 "remoting/jingle_glue/javascript_signal_strategy.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
@@ skipping 22 matching lines @@
   DCHECK(CalledOnValidThread());
 
   xmpp_proxy_->AttachCallback(AsWeakPtr());
   FOR_EACH_OBSERVER(Listener, listeners_,
                     OnSignalStrategyStateChange(CONNECTED));
 }
 
 void JavascriptSignalStrategy::Disconnect() {
   DCHECK(CalledOnValidThread());
 
-  if (xmpp_proxy_)
+  if (xmpp_proxy_.get())
     xmpp_proxy_->DetachCallback();
   FOR_EACH_OBSERVER(Listener, listeners_,
                     OnSignalStrategyStateChange(DISCONNECTED));
 }
 
 SignalStrategy::State JavascriptSignalStrategy::GetState() const {
   DCHECK(CalledOnValidThread());
   // TODO(sergeyu): Extend XmppProxy to provide status of the
   // connection.
   return CONNECTED;
@@ skipping 43 matching lines @@
 
   ObserverListBase<Listener>::Iterator it(listeners_);
   Listener* listener;
   while ((listener = it.GetNext()) != NULL) {
     if (listener->OnSignalStrategyIncomingStanza(stanza.get()))
       break;
   }
 }
 
 }  // namespace remoting