Standardize usage of virtual/override/final in cc/

cc/layers/nine_patch_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_NINE_PATCH_LAYER_IMPL_H_
 #define CC_LAYERS_NINE_PATCH_LAYER_IMPL_H_
 
 #include <string>
 
 #include "cc/base/cc_export.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/layers/ui_resource_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 NinePatchLayerImpl : public UIResourceLayerImpl {
  public:
   static scoped_ptr<NinePatchLayerImpl> Create(LayerTreeImpl* tree_impl,
                                                int id) {
     return make_scoped_ptr(new NinePatchLayerImpl(tree_impl, id));
   }
-  virtual ~NinePatchLayerImpl();
+  ~NinePatchLayerImpl() override;
 
   // The bitmap stretches out the bounds of the layer.  The following picture
   // illustrates the parameters associated with the dimensions.
   //
   // Layer space layout              Bitmap space layout
   //
   // ------------------------       ~~~~~~~~~~ W ~~~~~~~~~~
   // |          :           |       :     :                |
   // |          C           |       :     Y                |
   // |          :           |       :     :                |
   // |     ------------     |       :~~X~~------------     |
   // |     |          |     |       :     |          :     |
   // |     |          |     |       :     |          :     |
   // |~~A~~|          |~~B~~|       H     |          Q     |
   // |     |          |     |       :     |          :     |
   // |     ------------     |       :     ~~~~~P~~~~~      |
   // |          :           |       :                      |
   // |          D           |       :                      |
   // |          :           |       :                      |
   // ------------------------       ------------------------
   //
   // |image_bounds| = (W, H)
   // |image_aperture| = (X, Y, P, Q)
   // |border| = (A, C, A + B, C + D)
   // |fill_center| indicates whether to draw the center quad or not.
   void SetLayout(const gfx::Rect& image_aperture,
                  const gfx::Rect& border,
                  bool fill_center);
 
-  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 void AppendQuads(RenderPass* render_pass,
-                           const Occlusion& occlusion_in_content_space,
-                           AppendQuadsData* append_quads_data) 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:
   NinePatchLayerImpl(LayerTreeImpl* tree_impl, int id);
 
  private:
-  virtual const char* LayerTypeAsString() const override;
+  const char* LayerTypeAsString() const override;
 
   void CheckGeometryLimitations();
 
   // The transparent center region that shows the parent layer's contents in
   // image space.
   gfx::Rect image_aperture_;
 
   // An inset border that the patches will be mapped to.
   gfx::Rect border_;
 
   bool fill_center_;
 
   DISALLOW_COPY_AND_ASSIGN(NinePatchLayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_NINE_PATCH_LAYER_IMPL_H_