Chromecast: virtual/override cleanup.

chromecast/net/network_change_notifier_cast.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 CHROMECAST_NET_NETWORK_CHANGE_NOTIFIER_CAST_H_
 #define CHROMECAST_NET_NETWORK_CHANGE_NOTIFIER_CAST_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "net/base/network_change_notifier.h"
 
 namespace chromecast {
 
 // TODO(lcwu): http://crbug.com/391064. This is a place holder for
 // cast-specific NetworkChangeNotifier implementation. The actual
 // implementation of this class will come in later CLs.
 class NetworkChangeNotifierCast : public net::NetworkChangeNotifier {
  public:
   NetworkChangeNotifierCast();
-  virtual ~NetworkChangeNotifierCast();
+  ~NetworkChangeNotifierCast() override;
 
   // net::NetworkChangeNotifier implementation:
-  virtual net::NetworkChangeNotifier::ConnectionType
+  net::NetworkChangeNotifier::ConnectionType
       GetCurrentConnectionType() const override;
 
  private:
   friend class NetworkChangeNotifierCastTest;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierCast);
 };
 
 }  // namespace chromecast
 
 #endif  // CHROMECAST_NET_NETWORK_CHANGE_NOTIFIER_CAST_H_