Replace the remaining scoped_ptr with unique_ptr in webrtc/modules/

webrtc/modules/desktop_capture/win/screen_capturer_win_gdi.h

 /*
  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 21 matching lines @@
 //
 // ScreenCapturerWinGdi is double-buffered as required by ScreenCapturer.
 class ScreenCapturerWinGdi : public ScreenCapturer {
  public:
   explicit ScreenCapturerWinGdi(const DesktopCaptureOptions& options);
   virtual ~ScreenCapturerWinGdi();
 
   // Overridden from ScreenCapturer:
   void Start(Callback* callback) override;
   void SetSharedMemoryFactory(
-      rtc::scoped_ptr<SharedMemoryFactory> shared_memory_factory) override;
+      std::unique_ptr<SharedMemoryFactory> shared_memory_factory) override;
   void Capture(const DesktopRegion& region) override;
   bool GetScreenList(ScreenList* screens) override;
   bool SelectScreen(ScreenId id) override;
 
  private:
   typedef HRESULT (WINAPI * DwmEnableCompositionFunc)(UINT);
 
   // Make sure that the device contexts match the screen configuration.
   void PrepareCaptureResources();
 
@@ skipping 34 matching lines @@
 
   // Used to suppress duplicate logging of SetThreadExecutionState errors.
   bool set_thread_execution_state_failed_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(ScreenCapturerWinGdi);
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_DESKTOP_CAPTURE_WIN_SCREEN_CAPTURER_WIN_GDI_H_