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

chrome/browser/extensions/api/mdns/dns_sd_registry.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_API_MDNS_DNS_SD_REGISTRY_H_
 #define CHROME_BROWSER_EXTENSIONS_API_MDNS_DNS_SD_REGISTRY_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 73 matching lines @@
       DnsSdServiceTypeDataMap;
 
   virtual DnsSdDeviceLister* CreateDnsSdDeviceLister(
       DnsSdDelegate* delegate,
       const std::string& service_type,
       local_discovery::ServiceDiscoverySharedClient* discovery_client);
 
   // DnsSdDelegate implementation:
   virtual void ServiceChanged(const std::string& service_type,
                               bool added,
-                              const DnsSdService& service) OVERRIDE;
+                              const DnsSdService& service) override;
   virtual void ServiceRemoved(const std::string& service_type,
-                              const std::string& service_name) OVERRIDE;
-  virtual void ServicesFlushed(const std::string& service_type) OVERRIDE;
+                              const std::string& service_name) override;
+  virtual void ServicesFlushed(const std::string& service_type) override;
 
   DnsSdServiceTypeDataMap service_data_map_;
 
  private:
   void DispatchApiEvent(const std::string& service_type);
   bool IsRegistered(const std::string& service_type);
 
   scoped_refptr<local_discovery::ServiceDiscoverySharedClient>
       service_discovery_client_;
   ObserverList<DnsSdObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(DnsSdRegistry);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_MDNS_DNS_SD_REGISTRY_H_