Add OVERRIDE to chrome/browser/extensions/.

chrome/browser/extensions/extension_tabs_module.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 CHROME_BROWSER_EXTENSIONS_EXTENSION_TABS_MODULE_H__
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_TABS_MODULE_H__
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 94 matching lines @@
   virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("tabs.highlight")
 };
 class UpdateTabFunction : public AsyncExtensionFunction,
                           public TabContentsObserver {
  public:
   UpdateTabFunction();
  private:
   virtual ~UpdateTabFunction() {}
   virtual bool RunImpl() OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message);
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
   void OnExecuteCodeFinished(int request_id,
                              bool success,
                              const std::string& error);
   DECLARE_EXTENSION_FUNCTION_NAME("tabs.update")
 };
 class MoveTabsFunction : public SyncExtensionFunction {
   virtual ~MoveTabsFunction() {}
   virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("tabs.move")
 };
 class ReloadTabFunction : public SyncExtensionFunction {
   virtual ~ReloadTabFunction() {}
-  virtual bool RunImpl();
+  virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("tabs.reload")
 };
 class RemoveTabsFunction : public SyncExtensionFunction {
   virtual ~RemoveTabsFunction() {}
   virtual bool RunImpl() OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("tabs.remove")
 };
 class DetectTabLanguageFunction : public AsyncExtensionFunction,
                                   public content::NotificationObserver {
  private:
@@ skipping 31 matching lines @@
   // The format (JPEG vs PNG) of the resulting image.  Set in RunImpl().
   ImageFormat image_format_;
 
   // Quality setting to use when encoding jpegs.  Set in RunImpl().
   int image_quality_;
 
   DECLARE_EXTENSION_FUNCTION_NAME("tabs.captureVisibleTab")
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_TABS_MODULE_H__