Add OVERRIDE to content/.

content/renderer/renderer_accessibility.h

 // Copyright (c) 2011 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_RENDERER_RENDERER_ACCESSIBILITY_H_
 #define CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 18 matching lines @@
 // sending a serialized representation of WebKit's accessibility tree from
 // the renderer to the browser and sending updates whenever it changes, and
 // handling requests from the browser to perform accessibility actions on
 // nodes in the tree (e.g., change focus, or click on a button).
 class RendererAccessibility : public content::RenderViewObserver {
  public:
   RendererAccessibility(RenderViewImpl* render_view);
   virtual ~RendererAccessibility();
 
   // RenderView::Observer implementation.
-  virtual bool OnMessageReceived(const IPC::Message& message);
-  virtual void FocusedNodeChanged(const WebKit::WebNode& node);
-  virtual void DidFinishLoad(WebKit::WebFrame* frame);
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+  virtual void FocusedNodeChanged(const WebKit::WebNode& node) OVERRIDE;
+  virtual void DidFinishLoad(WebKit::WebFrame* frame) OVERRIDE;
 
   // Called when an accessibility notification occurs in WebKit.
   virtual void PostAccessibilityNotification(
       const WebKit::WebAccessibilityObject& obj,
       WebKit::WebAccessibilityNotification notification);
 
  private:
   // One accessibility notification from WebKit. These are queued up and
   // used to send tree updates and notification messages from the
   // renderer to the browser.
@@ skipping 60 matching lines @@
   // True if verbose logging of accessibility events is on.
   bool logging_;
 
   // True if we've sent a load complete notification for this page already.
   bool sent_load_complete_;
 
   DISALLOW_COPY_AND_ASSIGN(RendererAccessibility);
 };
 
 #endif  // CONTENT_RENDERER_RENDERER_ACCESSIBILITY_H_