replace OVERRIDE and FINAL with override and final in ash/

ash/shell/content_client/shell_content_browser_client.h

 // Copyright (c) 2012 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 ASH_SHELL_CONTENT_CLIENT_SHELL_CONTENT_BROWSER_CLIENT_H_
 #define ASH_SHELL_CONTENT_CLIENT_SHELL_CONTENT_BROWSER_CLIENT_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 10 matching lines @@
 
 class ShellBrowserMainParts;
 
 class ShellContentBrowserClient : public content::ContentBrowserClient {
  public:
   ShellContentBrowserClient();
   virtual ~ShellContentBrowserClient();
 
   // Overridden from content::ContentBrowserClient:
   virtual content::BrowserMainParts* CreateBrowserMainParts(
-      const content::MainFunctionParams& parameters) OVERRIDE;
+      const content::MainFunctionParams& parameters) override;
   virtual net::URLRequestContextGetter* CreateRequestContext(
       content::BrowserContext* browser_context,
       content::ProtocolHandlerMap* protocol_handlers,
-      content::URLRequestInterceptorScopedVector request_interceptors) OVERRIDE;
+      content::URLRequestInterceptorScopedVector request_interceptors) override;
 
   content::ShellBrowserContext* browser_context();
 
  private:
   ShellBrowserMainParts* shell_browser_main_parts_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellContentBrowserClient);
 };
 
 }  // namespace shell
 }  // namespace ash
 
 #endif  // ASH_SHELL_CONTENT_CLIENT_SHELL_CONTENT_BROWSER_CLIENT_H_