Standardize usage of virtual/override/final specifiers.

content/browser/frame_host/render_widget_host_view_child_frame.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 CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_CHILD_FRAME_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_CHILD_FRAME_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/content_export.h"
@@ skipping 82 matching lines @@
       const scoped_refptr<media::VideoFrame>& target,
       const base::Callback<void(bool)>& callback) override;
   bool CanCopyToVideoFrame() const override;
   bool HasAcceleratedSurface(const gfx::Size& desired_size) override;
   void OnSwapCompositorFrame(uint32 output_surface_id,
                              scoped_ptr<cc::CompositorFrame> frame) override;
   void GetScreenInfo(blink::WebScreenInfo* results) override;
   gfx::Rect GetBoundsInRootWindow() override;
   gfx::GLSurfaceHandle GetCompositingSurface() override;
 #if defined(USE_AURA)
-  virtual void ProcessAckedTouchEvent(
-      const TouchEventWithLatencyInfo& touch,
-      InputEventAckState ack_result) override;
+  void ProcessAckedTouchEvent(const TouchEventWithLatencyInfo& touch,
+                              InputEventAckState ack_result) override;
 #endif  // defined(USE_AURA)
   bool LockMouse() override;
   void UnlockMouse() override;
 
 #if defined(OS_MACOSX)
   // RenderWidgetHostView implementation.
   void SetActive(bool active) override;
   void SetWindowVisibility(bool visible) override;
   void WindowFrameChanged() override;
   void ShowDefinitionForSelection() override;
@@ skipping 37 matching lines @@
   // sent through it are routed to the embedding renderer process.
   CrossProcessFrameConnector* frame_connector_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewChildFrame);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_CHILD_FRAME_H_