Fix virtual/override/final usage in the rest of Source/core/.

Source/core/page/Page.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 72 matching lines @@
         ~PageClients();
 
         ChromeClient* chromeClient;
         ContextMenuClient* contextMenuClient;
         EditorClient* editorClient;
         DragClient* dragClient;
         SpellCheckerClient* spellCheckerClient;
     };
 
     explicit Page(PageClients&);
-    virtual ~Page();
+    ~Page() override;
 
     void makeOrdinary();
 
     // This method returns all pages, incl. private ones associated with
     // inspector overlay, popups, SVGImage, etc.
     static HashSet<Page*>& allPages();
     // This method returns all ordinary pages.
     static HashSet<Page*>& ordinaryPages();
 
     FrameHost& frameHost() const { return *m_frameHost; }
@@ skipping 98 matching lines @@
     void willBeDestroyed();
 
 private:
     void initGroup();
 
     void setTimerAlignmentInterval(double);
 
     void setNeedsLayoutInAllFrames();
 
     // SettingsDelegate overrides.
-    virtual void settingsChanged(SettingsDelegate::ChangeType) override;
+    void settingsChanged(SettingsDelegate::ChangeType) override;
 
     RefPtrWillBeMember<PageAnimator> m_animator;
     const OwnPtr<AutoscrollController> m_autoscrollController;
     ChromeClient* m_chromeClient;
     const OwnPtrWillBeMember<DragCaretController> m_dragCaretController;
     const OwnPtrWillBeMember<DragController> m_dragController;
     const OwnPtrWillBeMember<FocusController> m_focusController;
     const OwnPtrWillBeMember<ContextMenuController> m_contextMenuController;
     const OwnPtrWillBeMember<PointerLockController> m_pointerLockController;
     OwnPtrWillBeMember<ScrollingCoordinator> m_scrollingCoordinator;
@@ skipping 44 matching lines @@
     // A pointer to all the interfaces provided to in-process Frames for this Page.
     // FIXME: Most of the members of Page should move onto FrameHost.
     OwnPtrWillBeMember<FrameHost> m_frameHost;
 };
 
 extern template class CORE_EXTERN_TEMPLATE_EXPORT WillBeHeapSupplement<Page>;
 
 } // namespace blink
 
 #endif // Page_h