Standardize usage of virtual/override/final in cc/

cc/layers/ui_resource_layer_impl.h

 // Copyright 2013 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_UI_RESOURCE_LAYER_IMPL_H_
 #define CC_LAYERS_UI_RESOURCE_LAYER_IMPL_H_
 
 #include <string>
 
 #include "cc/base/cc_export.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/resources/resource_provider.h"
 #include "cc/resources/ui_resource_client.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 
 namespace base {
 class DictionaryValue;
 }
 
 namespace cc {
 
 class CC_EXPORT UIResourceLayerImpl : public LayerImpl {
  public:
   static scoped_ptr<UIResourceLayerImpl> Create(LayerTreeImpl* tree_impl,
                                                int id) {
     return make_scoped_ptr(new UIResourceLayerImpl(tree_impl, id));
   }
-  virtual ~UIResourceLayerImpl();
+  ~UIResourceLayerImpl() override;
 
   void SetUIResourceId(UIResourceId uid);
 
   void SetImageBounds(const gfx::Size& image_bounds);
 
   // Sets a UV transform to be used at draw time. Defaults to (0, 0) and (1, 1).
   void SetUV(const gfx::PointF& top_left, const gfx::PointF& bottom_right);
 
   // Sets an opacity value per vertex. It will be multiplied by the layer
   // opacity value.
   void SetVertexOpacity(const float vertex_opacity[4]);
 
-  virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl)
-      override;
-  virtual void PushPropertiesTo(LayerImpl* layer) override;
+  scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
+  void PushPropertiesTo(LayerImpl* layer) override;
 
-  virtual bool WillDraw(DrawMode draw_mode,
-                        ResourceProvider* resource_provider) override;
-  virtual void AppendQuads(RenderPass* render_pass,
-                           const Occlusion& occlusion_in_content_space,
-                           AppendQuadsData* append_quads_data) override;
+  bool WillDraw(DrawMode draw_mode,
+                ResourceProvider* resource_provider) override;
+  void AppendQuads(RenderPass* render_pass,
+                   const Occlusion& occlusion_in_content_space,
+                   AppendQuadsData* append_quads_data) override;
 
-  virtual base::DictionaryValue* LayerTreeAsJson() const override;
+  base::DictionaryValue* LayerTreeAsJson() const override;
 
  protected:
   UIResourceLayerImpl(LayerTreeImpl* tree_impl, int id);
 
   // The size of the resource bitmap in pixels.
   gfx::Size image_bounds_;
 
   UIResourceId ui_resource_id_;
 
   gfx::PointF uv_top_left_;
   gfx::PointF uv_bottom_right_;
   float vertex_opacity_[4];
 
  private:
-  virtual const char* LayerTypeAsString() const override;
+  const char* LayerTypeAsString() const override;
 
   DISALLOW_COPY_AND_ASSIGN(UIResourceLayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_UI_RESOURCE_LAYER_IMPL_H_