Convert //remoting to use std::unique_ptr

remoting/client/plugin/pepper_port_allocator_factory.h

 // Copyright 2016 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_PEPPER_PORT_ALLOCATOR_FACTORY_H_
 #define REMOTING_CLIENT_PLUGIN_PEPPER_PORT_ALLOCATOR_FACTORY_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "ppapi/cpp/instance_handle.h"
 #include "remoting/protocol/port_allocator_factory.h"
 
 namespace remoting {
 
 class PepperPortAllocatorFactory : public protocol::PortAllocatorFactory {
  public:
   PepperPortAllocatorFactory(pp::InstanceHandle pp_instance);
   ~PepperPortAllocatorFactory() override;
 
    // PortAllocatorFactory interface.
-  scoped_ptr<cricket::PortAllocator> CreatePortAllocator(
+  std::unique_ptr<cricket::PortAllocator> CreatePortAllocator(
       scoped_refptr<protocol::TransportContext> transport_context) override;
 
  private:
   pp::InstanceHandle pp_instance_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperPortAllocatorFactory);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_PEPPER_PORT_ALLOCATOR_FACTORY_H_