replace OVERRIDE and FINAL with override and final in net/

net/base/network_change_notifier_mac.cc

 // 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.
 
 #include "net/base/network_change_notifier_mac.h"
 
 #include <netinet/in.h>
 #include <resolv.h>
 
 #include "base/basictypes.h"
@@ skipping 29 matching lines @@
 // Thread on which we can run DnsConfigService, which requires a TYPE_IO
 // message loop.
 class NetworkChangeNotifierMac::DnsConfigServiceThread : public base::Thread {
  public:
   DnsConfigServiceThread() : base::Thread("DnsConfigService") {}
 
   virtual ~DnsConfigServiceThread() {
     Stop();
   }
 
-  virtual void Init() OVERRIDE {
+  virtual void Init() override {
     service_ = DnsConfigService::CreateSystemService();
     service_->WatchConfig(base::Bind(&NetworkChangeNotifier::SetDnsConfig));
   }
 
-  virtual void CleanUp() OVERRIDE {
+  virtual void CleanUp() override {
     service_.reset();
   }
 
  private:
   scoped_ptr<DnsConfigService> service_;
 
   DISALLOW_COPY_AND_ASSIGN(DnsConfigServiceThread);
 };
 
 NetworkChangeNotifierMac::NetworkChangeNotifierMac()
@@ skipping 197 matching lines @@
     NotifyObserversOfConnectionTypeChange();
 
 #if defined(OS_IOS)
   // On iOS, the SCDynamicStore API does not exist, and we use the reachability
   // API to detect IP address changes instead.
   NotifyObserversOfIPAddressChange();
 #endif  // defined(OS_IOS)
 }
 
 }  // namespace net