replace OVERRIDE and FINAL with override and final in net/

net/proxy/dhcp_proxy_script_fetcher.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 NET_PROXY_DHCP_SCRIPT_FETCHER_H_
 #define NET_PROXY_DHCP_SCRIPT_FETCHER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/strings/string16.h"
@@ skipping 68 matching lines @@
 
 // A do-nothing retriever, always returns synchronously with
 // ERR_NOT_IMPLEMENTED result and empty text.
 class NET_EXPORT_PRIVATE DoNothingDhcpProxyScriptFetcher
     : public DhcpProxyScriptFetcher {
  public:
   DoNothingDhcpProxyScriptFetcher();
   virtual ~DoNothingDhcpProxyScriptFetcher();
 
   virtual int Fetch(base::string16* utf16_text,
-                    const CompletionCallback& callback) OVERRIDE;
-  virtual void Cancel() OVERRIDE;
-  virtual const GURL& GetPacURL() const OVERRIDE;
+                    const CompletionCallback& callback) override;
+  virtual void Cancel() override;
+  virtual const GURL& GetPacURL() const override;
  private:
   GURL gurl_;
   DISALLOW_COPY_AND_ASSIGN(DoNothingDhcpProxyScriptFetcher);
 };
 
 }  // namespace net
 
 #endif  // NET_PROXY_DHCP_SCRIPT_FETCHER_H_