Use XMPP in V2 webapp

remoting/client/plugin/delegating_signal_strategy.cc

 // Copyright 2013 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/client/plugin/delegating_signal_strategy.h"
 
+#include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
 
 namespace remoting {
 
 DelegatingSignalStrategy::DelegatingSignalStrategy(
     std::string local_jid,
     const SendIqCallback& send_iq_callback)
     : local_jid_(local_jid),
-      send_iq_callback_(send_iq_callback),
-      last_id_(0) {
+      send_iq_callback_(send_iq_callback) {
 }
 
 DelegatingSignalStrategy::~DelegatingSignalStrategy() {
 }
 
 void DelegatingSignalStrategy::OnIncomingMessage(const std::string& message) {
  scoped_ptr<buzz::XmlElement> stanza(buzz::XmlElement::ForStr(message));
   if (!stanza.get()) {
     LOG(WARNING) << "Malformed XMPP stanza received: " << message;
     return;
@@ skipping 32 matching lines @@
 void DelegatingSignalStrategy::RemoveListener(Listener* listener) {
   listeners_.RemoveObserver(listener);
 }
 
 bool DelegatingSignalStrategy::SendStanza(scoped_ptr<buzz::XmlElement> stanza) {
   send_iq_callback_.Run(stanza->Str());
   return true;
 }
 
 std::string DelegatingSignalStrategy::GetNextId() {
-  ++last_id_;
-  return base::IntToString(last_id_);
+  return base::Uint64ToString(base::RandUint64());
 }
 
 }  // namespace remoting