Convert //cc from scoped_ptr to std::unique_ptr.

cc/layers/video_layer_impl.h

 // Copyright 2012 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 CC_LAYERS_VIDEO_LAYER_IMPL_H_
 #define CC_LAYERS_VIDEO_LAYER_IMPL_H_
 
 #include <vector>
 
 #include "base/macros.h"
 #include "cc/base/cc_export.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/resources/release_callback_impl.h"
 #include "cc/resources/video_resource_updater.h"
 #include "media/base/video_rotation.h"
 
 namespace media {
 class VideoFrame;
 }
 
 namespace cc {
 class VideoFrameProvider;
 class VideoFrameProviderClientImpl;
 
 class CC_EXPORT VideoLayerImpl : public LayerImpl {
  public:
   // Must be called on the impl thread while the main thread is blocked. This is
   // so that |provider| stays alive while this is being created.
-  static scoped_ptr<VideoLayerImpl> Create(LayerTreeImpl* tree_impl,
-                                           int id,
-                                           VideoFrameProvider* provider,
-                                           media::VideoRotation video_rotation);
+  static std::unique_ptr<VideoLayerImpl> Create(
+      LayerTreeImpl* tree_impl,
+      int id,
+      VideoFrameProvider* provider,
+      media::VideoRotation video_rotation);
   ~VideoLayerImpl() override;
 
   // LayerImpl implementation.
-  scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
+  std::unique_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
   bool WillDraw(DrawMode draw_mode,
                 ResourceProvider* resource_provider) override;
   void AppendQuads(RenderPass* render_pass,
                    AppendQuadsData* append_quads_data) override;
   void DidDraw(ResourceProvider* resource_provider) override;
   SimpleEnclosedRegion VisibleOpaqueRegion() const override;
   void DidBecomeActive() override;
   void ReleaseResources() override;
 
   void SetNeedsRedraw();
   media::VideoRotation video_rotation() const { return video_rotation_; }
 
  private:
   VideoLayerImpl(
       LayerTreeImpl* tree_impl,
       int id,
       scoped_refptr<VideoFrameProviderClientImpl> provider_client_impl,
       media::VideoRotation video_rotation);
 
   const char* LayerTypeAsString() const override;
 
   scoped_refptr<VideoFrameProviderClientImpl> provider_client_impl_;
 
   scoped_refptr<media::VideoFrame> frame_;
 
   media::VideoRotation video_rotation_;
 
-  scoped_ptr<VideoResourceUpdater> updater_;
+  std::unique_ptr<VideoResourceUpdater> updater_;
   VideoFrameExternalResources::ResourceType frame_resource_type_;
   float frame_resource_offset_;
   float frame_resource_multiplier_;
 
   struct FrameResource {
     FrameResource(ResourceId id,
                   gfx::Size size_in_pixels,
                   bool is_overlay_candidate)
         : id(id),
           size_in_pixels(size_in_pixels),
           is_overlay_candidate(is_overlay_candidate) {}
     ResourceId id;
     gfx::Size size_in_pixels;
     bool is_overlay_candidate;
   };
   std::vector<FrameResource> frame_resources_;
 
   // TODO(danakj): Remove these, hide software path inside ResourceProvider and
   // ExternalResource (aka TextureMailbox) classes.
   std::vector<unsigned> software_resources_;
   // Called once for each software resource.
   ReleaseCallbackImpl software_release_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoLayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_VIDEO_LAYER_IMPL_H_