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

chrome/browser/extensions/extension_garbage_collector.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 CHROME_BROWSER_EXTENSIONS_EXTENSION_GARBAGE_COLLECTOR_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_GARBAGE_COLLECTOR_H_
 
 #include <map>
 #include <string>
 
@@ skipping 17 matching lines @@
  public:
   explicit ExtensionGarbageCollector(content::BrowserContext* context);
   virtual ~ExtensionGarbageCollector();
 
   static ExtensionGarbageCollector* Get(content::BrowserContext* context);
 
   // Manually trigger GarbageCollectExtensions() for testing.
   void GarbageCollectExtensionsForTest();
 
   // Overriddes for KeyedService:
-  virtual void Shutdown() OVERRIDE;
+  virtual void Shutdown() override;
 
   // Overriddes for InstallObserver
-  virtual void OnBeginCrxInstall(const std::string& extension_id) OVERRIDE;
+  virtual void OnBeginCrxInstall(const std::string& extension_id) override;
   virtual void OnFinishCrxInstall(const std::string& extension_id,
-                                  bool success) OVERRIDE;
+                                  bool success) override;
 
  protected:
   // Cleans up the extension install directory. It can end up with garbage in it
   // if extensions can't initially be removed when they are uninstalled (eg if a
   // file is in use).
   // Obsolete version directories are removed, as are directories that aren't
   // found in the ExtensionPrefs.
   // The "Temp" directory that is used during extension installation will get
   // removed iff there are no pending installations.
   virtual void GarbageCollectExtensions();
@@ skipping 17 matching lines @@
   // Generate weak pointers for safely posting to the file thread for garbage
   // collection.
   base::WeakPtrFactory<ExtensionGarbageCollector> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionGarbageCollector);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_GARBAGE_COLLECTOR_H_