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

chrome/browser/ui/views/status_icons/status_icon_win.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 CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
 #define CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_
 
 #include <windows.h>
 #include <shellapi.h>
 
@@ skipping 10 matching lines @@
 namespace views {
 class MenuRunner;
 }
 
 class StatusTrayWin;
 
 class StatusIconWin : public StatusIcon {
  public:
   // Constructor which provides this icon's unique ID and messaging window.
   StatusIconWin(StatusTrayWin* tray, UINT id, HWND window, UINT message);
-  virtual ~StatusIconWin();
+  ~StatusIconWin() override;
 
   // Handles a click event from the user - if |left_button_click| is true and
   // there is a registered observer, passes the click event to the observer,
   // otherwise displays the context menu if there is one.
   void HandleClickEvent(const gfx::Point& cursor_pos, bool left_button_click);
 
   // Handles a click on the balloon from the user.
   void HandleBalloonClickEvent();
 
   // Re-creates the status tray icon now after the taskbar has been created.
   void ResetIcon();
 
   UINT icon_id() const { return icon_id_; }
   HWND window() const { return window_; }
   UINT message_id() const { return message_id_; }
 
   // Overridden from StatusIcon:
-  virtual void SetImage(const gfx::ImageSkia& image) override;
-  virtual void SetToolTip(const base::string16& tool_tip) override;
-  virtual void DisplayBalloon(const gfx::ImageSkia& icon,
-                              const base::string16& title,
-                              const base::string16& contents) override;
-  virtual void ForceVisible() override;
+  void SetImage(const gfx::ImageSkia& image) override;
+  void SetToolTip(const base::string16& tool_tip) override;
+  void DisplayBalloon(const gfx::ImageSkia& icon,
+                      const base::string16& title,
+                      const base::string16& contents) override;
+  void ForceVisible() override;
 
  protected:
   // Overridden from StatusIcon:
-  virtual void UpdatePlatformContextMenu(StatusIconMenuModel* menu) override;
+  void UpdatePlatformContextMenu(StatusIconMenuModel* menu) override;
 
  private:
   void InitIconData(NOTIFYICONDATA* icon_data);
 
   // The tray that owns us.  Weak.
   StatusTrayWin* tray_;
 
   // The unique ID corresponding to this icon.
   UINT icon_id_;
 
@@ skipping 12 matching lines @@
   // Not owned.
   ui::MenuModel* menu_model_;
 
   // Context menu associated with this icon (if any).
   scoped_ptr<views::MenuRunner> menu_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(StatusIconWin);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_STATUS_ICONS_STATUS_ICON_WIN_H_