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

cc/layers/nine_patch_layer.cc

 // 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.
 
 #include "cc/layers/nine_patch_layer.h"
 
 #include "base/trace_event/trace_event.h"
 #include "cc/layers/nine_patch_layer_impl.h"
 #include "cc/resources/scoped_ui_resource.h"
 #include "cc/resources/ui_resource_bitmap.h"
 #include "cc/trees/layer_tree_host.h"
 
 namespace cc {
 
 scoped_refptr<NinePatchLayer> NinePatchLayer::Create() {
   return make_scoped_refptr(new NinePatchLayer());
 }
 
 NinePatchLayer::NinePatchLayer()
     : UIResourceLayer(), fill_center_(false), nearest_neighbor_(false) {}
 
 NinePatchLayer::~NinePatchLayer() {}
 
-scoped_ptr<LayerImpl> NinePatchLayer::CreateLayerImpl(
+std::unique_ptr<LayerImpl> NinePatchLayer::CreateLayerImpl(
     LayerTreeImpl* tree_impl) {
   return NinePatchLayerImpl::Create(tree_impl, id());
 }
 
 void NinePatchLayer::SetBorder(const gfx::Rect& border) {
   if (border == border_)
     return;
   border_ = border;
   SetNeedsCommit();
 }
@@ skipping 31 matching lines @@
     layer_impl->SetUIResourceId(0);
   } else {
     DCHECK(layer_tree_host());
 
     layer_impl->SetLayout(image_aperture_, border_, fill_center_,
                           nearest_neighbor_);
   }
 }
 
 }  // namespace cc