Update {virtual,override,final} to follow C++11 style in ui.

ui/chromeos/network/network_list.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 UI_CHROMEOS_NETWORK_NETWORK_LIST_H_
 #define UI_CHROMEOS_NETWORK_NETWORK_LIST_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 12 matching lines @@
 
 struct NetworkInfo;
 class NetworkListDelegate;
 
 // NetworkListView can be used to present the list of available networks to the
 // user.
 class UI_CHROMEOS_EXPORT NetworkListView
     : public network_icon::AnimationObserver {
  public:
   explicit NetworkListView(NetworkListDelegate* delegate);
-  virtual ~NetworkListView();
+  ~NetworkListView() override;
 
   void UpdateNetworkList();
 
   // Returns whether |view| is a View that represents a network in the list.
   // |service_path| is set to the service-path of the network if this returns
   // true, and remains unchanged if this returns false.
   bool IsViewInList(views::View* view, std::string* service_path) const;
 
   void set_content_view(views::View* content) { content_ = content; }
 
  private:
   void UpdateNetworks(
       const chromeos::NetworkStateHandler::NetworkStateList& networks);
   void UpdateNetworkIcons();
   void UpdateNetworkListInternal();
   void HandleRelayout();
   bool UpdateNetworkListEntries(std::set<std::string>* new_service_paths);
   bool UpdateNetworkChildren(std::set<std::string>* new_service_paths,
                              int* child_index,
                              bool highlighted);
   bool UpdateNetworkChild(int index, const NetworkInfo* info);
   bool PlaceViewAtIndex(views::View* view, int index);
   bool UpdateInfoLabel(int message_id, int index, views::Label** label);
 
   // network_icon::AnimationObserver:
-  virtual void NetworkIconChanged() override;
+  void NetworkIconChanged() override;
 
   NetworkListDelegate* delegate_;
   views::View* content_;
 
   views::Label* scanning_view_;
   views::Label* no_wifi_networks_view_;
   views::Label* no_cellular_networks_view_;
 
   // An owned list of network info.
   ScopedVector<NetworkInfo> network_list_;
 
   typedef std::map<views::View*, std::string> NetworkMap;
   NetworkMap network_map_;
 
   // A map of network service paths to their view.
   typedef std::map<std::string, views::View*> ServicePathMap;
   ServicePathMap service_path_map_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkListView);
 };
 
 }  // namespace ui
 
 #endif  // UI_CHROMEOS_NETWORK_NETWORK_LIST_H_