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

cc/layers/picture_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_PICTURE_LAYER_IMPL_H_
 #define CC_LAYERS_PICTURE_LAYER_IMPL_H_
 
 #include <stddef.h>
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
+#include "base/memory/ptr_util.h"
 #include "cc/base/cc_export.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/tiles/picture_layer_tiling.h"
 #include "cc/tiles/picture_layer_tiling_set.h"
 #include "cc/tiles/tiling_set_eviction_queue.h"
 
 namespace cc {
 
 struct AppendQuadsData;
 class MicroBenchmarkImpl;
 class Tile;
 
 class CC_EXPORT PictureLayerImpl
     : public LayerImpl,
       NON_EXPORTED_BASE(public PictureLayerTilingClient) {
  public:
-  static scoped_ptr<PictureLayerImpl> Create(LayerTreeImpl* tree_impl,
-                                             int id,
-                                             bool is_mask) {
-    return make_scoped_ptr(new PictureLayerImpl(tree_impl, id, is_mask));
+  static std::unique_ptr<PictureLayerImpl> Create(LayerTreeImpl* tree_impl,
+                                                  int id,
+                                                  bool is_mask) {
+    return base::WrapUnique(new PictureLayerImpl(tree_impl, id, is_mask));
   }
   ~PictureLayerImpl() override;
 
   bool is_mask() const { return is_mask_; }
 
   // LayerImpl overrides.
   const char* LayerTypeAsString() const override;
-  scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
+  std::unique_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
   void PushPropertiesTo(LayerImpl* layer) override;
   void AppendQuads(RenderPass* render_pass,
                    AppendQuadsData* append_quads_data) override;
   void NotifyTileStateChanged(const Tile* tile) override;
   void DidBeginTracing() override;
   void ReleaseResources() override;
   void RecreateResources() override;
   Region GetInvalidationRegionForDebugging() override;
 
   // PictureLayerTilingClient overrides.
@@ skipping 60 matching lines @@
   void SanityCheckTilingState() const;
   bool ShouldAdjustRasterScaleDuringScaleAnimations() const;
 
   void GetDebugBorderProperties(SkColor* color, float* width) const override;
   void GetAllPrioritizedTilesForTracing(
       std::vector<PrioritizedTile>* prioritized_tiles) const override;
   void AsValueInto(base::trace_event::TracedValue* dict) const override;
 
   virtual void UpdateIdealScales();
   float MaximumTilingContentsScale() const;
-  scoped_ptr<PictureLayerTilingSet> CreatePictureLayerTilingSet();
+  std::unique_ptr<PictureLayerTilingSet> CreatePictureLayerTilingSet();
 
   PictureLayerImpl* twin_layer_;
 
-  scoped_ptr<PictureLayerTilingSet> tilings_;
+  std::unique_ptr<PictureLayerTilingSet> tilings_;
   scoped_refptr<RasterSource> raster_source_;
   Region invalidation_;
 
   float ideal_page_scale_;
   float ideal_device_scale_;
   float ideal_source_scale_;
   float ideal_contents_scale_;
 
   float raster_page_scale_;
   float raster_device_scale_;
@@ skipping 19 matching lines @@
   // of comparing pointers, since objects pointed to are not guaranteed to
   // exist.
   std::vector<PictureLayerTiling*> last_append_quads_tilings_;
 
   DISALLOW_COPY_AND_ASSIGN(PictureLayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_PICTURE_LAYER_IMPL_H_