WebRTC's scoped_ptr and scoped_ptr.h are going away, so stop using them

remoting/protocol/fake_desktop_capturer.h

 // Copyright 2015 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_PROTOCOL_FAKE_DESKTOP_CAPTURER_H_
 #define REMOTING_PROTOCOL_FAKE_DESKTOP_CAPTURER_H_
 
 #include <memory>
 
 #include "base/callback.h"
@@ skipping 20 matching lines @@
       webrtc::SharedMemoryFactory* shared_memory_factory)>
       FrameGenerator;
 
   FakeDesktopCapturer();
   ~FakeDesktopCapturer() override;
 
   void set_frame_generator(const FrameGenerator& frame_generator);
 
   // webrtc::DesktopCapturer interface.
   void Start(Callback* callback) override;
-  void SetSharedMemoryFactory(rtc::scoped_ptr<webrtc::SharedMemoryFactory>
+  void SetSharedMemoryFactory(std::unique_ptr<webrtc::SharedMemoryFactory>
                                   shared_memory_factory) override;
   void Capture(const webrtc::DesktopRegion& rect) override;
 
  private:
   FrameGenerator frame_generator_;
 
   Callback* callback_;
 
   std::unique_ptr<webrtc::SharedMemoryFactory> shared_memory_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeDesktopCapturer);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_FAKE_DESKTOP_CAPTURER_H_