Convert //tools to use std::unique_ptr

tools/android/forwarder2/forwarders_manager.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 TOOLS_ANDROID_FORWARDER2_FORWARDERS_MANAGER_H_
 #define TOOLS_ANDROID_FORWARDER2_FORWARDERS_MANAGER_H_
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "base/memory/scoped_vector.h"
 #include "base/threading/thread.h"
 #include "tools/android/forwarder2/pipe_notifier.h"
 
 namespace forwarder2 {
 
 class Forwarder;
 class Socket;
 
 // Creates, owns and notifies Forwarder instances on its own internal thread.
 class ForwardersManager {
  public:
   ForwardersManager();
 
   // Must be called on the thread the constructor was called on.
   ~ForwardersManager();
 
   // Can be called on any thread.
-  void CreateAndStartNewForwarder(scoped_ptr<Socket> socket1,
-                                  scoped_ptr<Socket> socket2);
+  void CreateAndStartNewForwarder(std::unique_ptr<Socket> socket1,
+                                  std::unique_ptr<Socket> socket2);
 
  private:
-  void CreateNewForwarderOnInternalThread(scoped_ptr<Socket> socket1,
-                                          scoped_ptr<Socket> socket2);
+  void CreateNewForwarderOnInternalThread(std::unique_ptr<Socket> socket1,
+                                          std::unique_ptr<Socket> socket2);
 
   void WaitForEventsOnInternalThreadSoon();
   void WaitForEventsOnInternalThread();
 
   ScopedVector<Forwarder> forwarders_;
   PipeNotifier deletion_notifier_;
   PipeNotifier wakeup_notifier_;
   base::Thread thread_;
 };
 
 }  // namespace forwarder2
 
 #endif  // TOOLS_ANDROID_FORWARDER2_FORWARDERS_MANAGER_H_