replace OVERRIDE and FINAL with override and final in chrome/browser/extensions/

chrome/browser/extensions/install_tracker.h

 // Copyright 2013 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_INSTALL_TRACKER_H_
 #define CHROME_BROWSER_EXTENSIONS_INSTALL_TRACKER_H_
 
 #include <map>
 
 #include "base/observer_list.h"
@@ skipping 50 matching lines @@
   void OnDownloadProgress(const std::string& extension_id,
                           int percent_downloaded);
   void OnBeginCrxInstall(const std::string& extension_id);
   void OnFinishCrxInstall(const std::string& extension_id, bool success);
   void OnInstallFailure(const std::string& extension_id);
 
   // NOTE(limasdf): For extension [un]load and [un]installed, use
   //                ExtensionRegistryObserver.
 
   // Overriddes for KeyedService.
-  virtual void Shutdown() OVERRIDE;
+  virtual void Shutdown() override;
 
  private:
   void OnAppsReordered();
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
+                       const content::NotificationDetails& details) override;
 
   // ExtensionRegistryObserver implementation.
   virtual void OnExtensionInstalled(content::BrowserContext* browser_context,
                                     const Extension* extension,
-                                    bool is_update) OVERRIDE;
+                                    bool is_update) override;
 
   // Maps extension id to the details of an active install.
   typedef std::map<std::string, ActiveInstallData> ActiveInstallsMap;
   ActiveInstallsMap active_installs_;
 
   ObserverList<InstallObserver> observers_;
   content::NotificationRegistrar registrar_;
   PrefChangeRegistrar pref_change_registrar_;
   ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
       extension_registry_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(InstallTracker);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_INSTALL_TRACKER_H_