Standardize usage of virtual/override/final in mojo/

mojo/services/html_viewer/weblayertreeview_impl.h

 // Copyright 2014 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 MOJO_SERVICES_HTML_VIEWER_WEBLAYERTREEVIEW_IMPL_H_
 #define MOJO_SERVICES_HTML_VIEWER_WEBLAYERTREEVIEW_IMPL_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 27 matching lines @@
   WebLayerTreeViewImpl(
       scoped_refptr<base::MessageLoopProxy> compositor_message_loop_proxy,
       SurfacesServicePtr surfaces_service,
       GpuPtr gpu_service);
   virtual ~WebLayerTreeViewImpl();
 
   void set_widget(blink::WebWidget* widget) { widget_ = widget; }
   void set_view(View* view) { view_ = view; }
 
   // cc::LayerTreeHostClient implementation.
-  virtual void WillBeginMainFrame(int frame_id) override;
-  virtual void DidBeginMainFrame() override;
-  virtual void BeginMainFrame(const cc::BeginFrameArgs& args) override;
-  virtual void Layout() override;
-  virtual void ApplyViewportDeltas(const gfx::Vector2d& inner_delta,
-                                   const gfx::Vector2d& outer_delta,
-                                   float page_scale,
-                                   float top_controls_delta) override;
-  virtual void ApplyViewportDeltas(const gfx::Vector2d& scroll_delta,
-                                   float page_scale,
-                                   float top_controls_delta) override;
-  virtual void RequestNewOutputSurface(bool fallback) override;
-  virtual void DidInitializeOutputSurface() override;
-  virtual void WillCommit() override;
-  virtual void DidCommit() override;
-  virtual void DidCommitAndDrawFrame() override;
-  virtual void DidCompleteSwapBuffers() override;
-  virtual void RateLimitSharedMainThreadContext() override {}
+  void WillBeginMainFrame(int frame_id) override;
+  void DidBeginMainFrame() override;
+  void BeginMainFrame(const cc::BeginFrameArgs& args) override;
+  void Layout() override;
+  void ApplyViewportDeltas(const gfx::Vector2d& inner_delta,
+                           const gfx::Vector2d& outer_delta,
+                           float page_scale,
+                           float top_controls_delta) override;
+  void ApplyViewportDeltas(const gfx::Vector2d& scroll_delta,
+                           float page_scale,
+                           float top_controls_delta) override;
+  void RequestNewOutputSurface(bool fallback) override;
+  void DidInitializeOutputSurface() override;
+  void WillCommit() override;
+  void DidCommit() override;
+  void DidCommitAndDrawFrame() override;
+  void DidCompleteSwapBuffers() override;
+  void RateLimitSharedMainThreadContext() override {}
 
   // blink::WebLayerTreeView implementation.
   virtual void setSurfaceReady() override;
   virtual void setRootLayer(const blink::WebLayer& layer) override;
   virtual void clearRootLayer() override;
   virtual void setViewportSize(
       const blink::WebSize& device_viewport_size) override;
   virtual blink::WebSize deviceViewportSize() const override;
   virtual void setDeviceScaleFactor(float) override;
   virtual float deviceScaleFactor() const override;
@@ skipping 27 matching lines @@
   virtual void registerSelection(const blink::WebSelectionBound& start,
                                  const blink::WebSelectionBound& end) {}
   virtual void clearSelection() {}
   virtual void setShowFPSCounter(bool) {}
   virtual void setShowPaintRects(bool) {}
   virtual void setShowDebugBorders(bool) {}
   virtual void setContinuousPaintingEnabled(bool) {}
   virtual void setShowScrollBottleneckRects(bool) {}
 
   // OutputSurfaceMojoClient implementation.
-  virtual void DidCreateSurface(cc::SurfaceId id) override;
+  void DidCreateSurface(cc::SurfaceId id) override;
 
  private:
   void OnSurfaceConnectionCreated(SurfacePtr surface, uint32_t id_namespace);
   void DidCreateSurfaceOnMainThread(cc::SurfaceId id);
 
   // widget_ and view_ will outlive us.
   blink::WebWidget* widget_;
   View* view_;
   scoped_ptr<cc::LayerTreeHost> layer_tree_host_;
   SurfacesServicePtr surfaces_service_;
   scoped_ptr<cc::OutputSurface> output_surface_;
   GpuPtr gpu_service_;
   scoped_refptr<base::SingleThreadTaskRunner>
       main_thread_compositor_task_runner_;
   base::WeakPtr<WebLayerTreeViewImpl> main_thread_bound_weak_ptr_;
 
   base::WeakPtrFactory<WebLayerTreeViewImpl> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(WebLayerTreeViewImpl);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_HTML_VIEWER_WEBLAYERTREEVIEW_IMPL_H_