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

chrome/browser/extensions/api/web_request/chrome_extension_web_request_event_router_delegate.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_API_WEB_REQUEST_CHROME_EXTENSION_WEB_REQUEST_EVENT_ROUTER_DELEGATE_H_
 #define CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_CHROME_EXTENSION_WEB_REQUEST_EVENT_ROUTER_DELEGATE_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "extensions/browser/api/web_request/web_request_event_router_delegate.h"
 
 class ChromeExtensionWebRequestEventRouterDelegate :
   public extensions::WebRequestEventRouterDelegate {
  public:
   ChromeExtensionWebRequestEventRouterDelegate();
   virtual ~ChromeExtensionWebRequestEventRouterDelegate();
 
   // WebRequestEventRouterDelegate implementation.
   virtual void ExtractExtraRequestDetails(
-    net::URLRequest* request, base::DictionaryValue* out) OVERRIDE;
+    net::URLRequest* request, base::DictionaryValue* out) override;
   virtual bool OnGetMatchingListenersImplCheck(
-    int tab_id, int window_id, net::URLRequest* request) OVERRIDE;
+    int tab_id, int window_id, net::URLRequest* request) override;
   virtual void LogExtensionActivity(
     content::BrowserContext* browser_context,
     bool is_incognito,
     const std::string& extension_id,
     const GURL& url,
     const std::string& api_call,
-    scoped_ptr<base::DictionaryValue> details) OVERRIDE;
+    scoped_ptr<base::DictionaryValue> details) override;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_REQUEST_CHROME_EXTENSION_WEB_REQUEST_EVENT_ROUTER_DELEGATE_H_