Fix virtual/override/final usage in Source/web/.

Source/web/ExternalPopupMenu.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 35 matching lines @@
 class WebExternalPopupMenu;
 class WebMouseEvent;
 class WebViewImpl;
 struct WebPopupMenuInfo;
 
 // The ExternalPopupMenu connects the actual implementation of the popup menu
 // to the WebCore popup menu.
 class ExternalPopupMenu final : public PopupMenu, public WebExternalPopupMenuClient {
 public:
     ExternalPopupMenu(LocalFrame&, PopupMenuClient*, WebViewImpl&);
-    virtual ~ExternalPopupMenu();
+    ~ExternalPopupMenu() override;
 
     // Fills |info| with the popup menu information contained in the
     // PopupMenuClient associated with this ExternalPopupMenu.
     // FIXME: public only for test access. Need to revert once gtest
     // helpers from chromium are available for blink.
     static void getPopupMenuInfo(WebPopupMenuInfo&, PopupMenuClient&);
     static int toPopupMenuItemIndex(int index, PopupMenuClient&);
     static int toExternalPopupMenuItemIndex(int index, PopupMenuClient&);
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     // PopupMenu methods:
-    virtual void show(const FloatQuad& controlPosition, const IntSize&, int index) override;
-    virtual void hide() override;
-    virtual void updateFromElement() override;
-    virtual void disconnectClient() override;
+    void show(const FloatQuad& controlPosition, const IntSize&, int index) override;
+    void hide() override;
+    void updateFromElement() override;
+    void disconnectClient() override;
 
     // WebExternalPopupClient methods:
-    virtual void didChangeSelection(int index) override;
-    virtual void didAcceptIndex(int index) override;
-    virtual void didAcceptIndices(const WebVector<int>& indices) override;
-    virtual void didCancel() override;
+    void didChangeSelection(int index) override;
+    void didAcceptIndex(int index) override;
+    void didAcceptIndices(const WebVector<int>& indices) override;
+    void didCancel() override;
 
     void dispatchEvent(Timer<ExternalPopupMenu>*);
 
     PopupMenuClient* m_popupMenuClient;
     RefPtrWillBeMember<LocalFrame> m_localFrame;
     WebViewImpl& m_webView;
     OwnPtr<WebMouseEvent> m_syntheticEvent;
     Timer<ExternalPopupMenu> m_dispatchEventTimer;
     // The actual implementor of the show menu.
     WebExternalPopupMenu* m_webExternalPopupMenu;
 };
 
 } // namespace blink
 
 #endif // ExternalPopupMenu_h