Standardize usage of virtual/override/final in content/renderer/

content/renderer/gpu/render_widget_compositor.h

Index: content/renderer/gpu/render_widget_compositor.h
diff --git a/content/renderer/gpu/render_widget_compositor.h b/content/renderer/gpu/render_widget_compositor.h
index 044c9532bb0350313b65d7d642ef3714c8bce549..e0f369a2f699b9b567ccde89e9a5cdcac2c27ce8 100644
--- a/content/renderer/gpu/render_widget_compositor.h
+++ b/content/renderer/gpu/render_widget_compositor.h
@@ -129,29 +129,29 @@ class CONTENT_EXPORT RenderWidgetCompositor
   virtual void setTopControlsContentOffset(float);
 
   // 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;
 
   // cc::LayerTreeHostSingleThreadClient implementation.
-  virtual void ScheduleAnimation() override;
-  virtual void DidPostSwapBuffers() override;
-  virtual void DidAbortSwapBuffers() override;
+  void ScheduleAnimation() override;
+  void DidPostSwapBuffers() override;
+  void DidAbortSwapBuffers() override;
 
  private:
   RenderWidgetCompositor(RenderWidget* widget, bool threaded);