Replace scoped_ptr with std::unique_ptr in //ui

ui/ozone/platform/drm/gpu/drm_thread_proxy.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 UI_OZONE_PLATFORM_DRM_GPU_DRM_THREAD_PROXY_H_
 #define UI_OZONE_PLATFORM_DRM_GPU_DRM_THREAD_PROXY_H_
 
+#include <memory>
+
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/ozone/platform/drm/gpu/drm_thread.h"
 
 namespace ui {
 
 class DrmWindowProxy;
 class InterThreadMessagingProxy;
 
 // Mediates the communication between GPU main/IO threads and the DRM thread. It
 // serves proxy objects that are safe to call on the GPU threads. The proxy
 // objects then deal with safely posting the messages to the DRM thread.
 class DrmThreadProxy {
  public:
   explicit DrmThreadProxy();
   ~DrmThreadProxy();
 
   void BindThreadIntoMessagingProxy(InterThreadMessagingProxy* messaging_proxy);
 
-  scoped_ptr<DrmWindowProxy> CreateDrmWindowProxy(
+  std::unique_ptr<DrmWindowProxy> CreateDrmWindowProxy(
       gfx::AcceleratedWidget widget);
 
   scoped_refptr<GbmBuffer> CreateBuffer(gfx::AcceleratedWidget widget,
                                         const gfx::Size& size,
                                         gfx::BufferFormat format,
                                         gfx::BufferUsage usage);
 
   scoped_refptr<GbmBuffer> CreateBufferFromFD(const gfx::Size& size,
                                               gfx::BufferFormat format,
                                               base::ScopedFD fd,
                                               int stride);
 
   void GetScanoutFormats(gfx::AcceleratedWidget widget,
                          std::vector<gfx::BufferFormat>* scanout_formats);
 
  private:
   DrmThread drm_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(DrmThreadProxy);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRM_GPU_DRM_THREAD_PROXY_H_