Update remaining HTML classes to use OVERRIDE / FINAL when needed

Source/core/html/shadow/SliderThumbElement.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * 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.
@@ skipping 33 matching lines @@
 class Event;
 class FloatPoint;
 
 class SliderThumbElement FINAL : public HTMLDivElement {
 public:
     static PassRefPtr<SliderThumbElement> create(Document&);
 
     void setPositionFromValue();
 
     void dragFrom(const LayoutPoint&);
-    virtual void defaultEventHandler(Event*);
+    virtual void defaultEventHandler(Event*) OVERRIDE;
     virtual bool willRespondToMouseMoveEvents() OVERRIDE;
     virtual bool willRespondToMouseClickEvents() OVERRIDE;
     virtual void detach(const AttachContext& = AttachContext()) OVERRIDE;
     virtual const AtomicString& shadowPseudoId() const OVERRIDE;
     HTMLInputElement* hostInput() const;
     void setPositionFromPoint(const LayoutPoint&);
     void stopDragging();
 
 private:
     SliderThumbElement(Document&);
-    virtual RenderObject* createRenderer(RenderStyle*);
-    virtual PassRefPtr<Element> cloneElementWithoutAttributesAndChildren();
+    virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
+    virtual PassRefPtr<Element> cloneElementWithoutAttributesAndChildren() OVERRIDE;
     virtual bool isDisabledFormControl() const OVERRIDE;
     virtual bool matchesReadOnlyPseudoClass() const OVERRIDE;
     virtual bool matchesReadWritePseudoClass() const OVERRIDE;
-    virtual Node* focusDelegate();
+    virtual Node* focusDelegate() OVERRIDE;
     void startDragging();
 
     bool m_inDragMode;
 };
 
 inline PassRefPtr<Element> SliderThumbElement::cloneElementWithoutAttributesAndChildren()
 {
     return create(document());
 }
 
 // FIXME: There are no ways to check if a node is a SliderThumbElement.
 DEFINE_NODE_TYPE_CASTS(SliderThumbElement, isHTMLElement());
 
 // --------------------------------
 
 class RenderSliderThumb FINAL : public RenderBlockFlow {
 public:
     RenderSliderThumb(SliderThumbElement*);
     void updateAppearance(RenderStyle* parentStyle);
 
 private:
-    virtual bool isSliderThumb() const;
+    virtual bool isSliderThumb() const OVERRIDE;
     virtual bool supportsPartialLayout() const OVERRIDE { return false; }
 };
 
 // --------------------------------
 
 class SliderContainerElement FINAL : public HTMLDivElement {
 public:
     static PassRefPtr<SliderContainerElement> create(Document&);
 
 private:
     SliderContainerElement(Document&);
-    virtual RenderObject* createRenderer(RenderStyle*);
-    virtual const AtomicString& shadowPseudoId() const;
+    virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
+    virtual const AtomicString& shadowPseudoId() const OVERRIDE;
 };
 
 }
 
 #endif