Convert //remoting to use std::unique_ptr

remoting/host/host_extension_session_manager.h

 // Copyright 2014 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_HOST_HOST_EXTENSION_SESSION_MANAGER_H_
 #define REMOTING_HOST_HOST_EXTENSION_SESSION_MANAGER_H_
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 
 namespace webrtc {
 class DesktopCapturer;
 }
 
 namespace remoting {
 
 class ClientSessionControl;
 class HostExtension;
@@ skipping 44 matching lines @@
 
   // The instantiated HostExtensionSessions, used to handle extension messages.
   HostExtensionSessions extension_sessions_;
 
   DISALLOW_COPY_AND_ASSIGN(HostExtensionSessionManager);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_HOST_EXTENSION_SESSION_MANAGER_H_