Convert //remoting to use std::unique_ptr

remoting/client/plugin/delegating_signal_strategy.h

 // 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.
 
 #ifndef REMOTING_CLIENT_PLUGIN_DELEGATING_SIGNAL_STRATEGY_H_
 #define REMOTING_CLIENT_PLUGIN_DELEGATING_SIGNAL_STRATEGY_H_
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/observer_list.h"
@@ skipping 16 matching lines @@
   void OnIncomingMessage(const std::string& message);
 
   // SignalStrategy interface.
   void Connect() override;
   void Disconnect() override;
   State GetState() const override;
   Error GetError() const override;
   std::string GetLocalJid() const override;
   void AddListener(Listener* listener) override;
   void RemoveListener(Listener* listener) override;
-  bool SendStanza(scoped_ptr<buzz::XmlElement> stanza) override;
+  bool SendStanza(std::unique_ptr<buzz::XmlElement> stanza) override;
   std::string GetNextId() override;
 
  private:
   std::string local_jid_;
   SendIqCallback send_iq_callback_;
 
   base::ObserverList<Listener> listeners_;
 
   DISALLOW_COPY_AND_ASSIGN(DelegatingSignalStrategy);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_DELEGATING_SIGNAL_STRATEGY_H_