[oilpan] Completely move HTMLFormControlElement's hierarchy to the managed heap

Source/core/rendering/RenderSlider.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 15 matching lines @@
 namespace WebCore {
 
 class HTMLInputElement;
 class MouseEvent;
 class SliderThumbElement;
 
 class RenderSlider FINAL : public RenderFlexibleBox {
 public:
     static const int defaultTrackLength;
 
-    explicit RenderSlider(HTMLInputElement*);
+    explicit RenderSlider(Handle<HTMLInputElement>);
     virtual ~RenderSlider();
 
     bool inDragMode() const;
 
 private:
     virtual const char* renderName() const { return "RenderSlider"; }
     virtual bool isSlider() const { return true; }
     virtual bool canBeReplacedWithInlineRunIn() const OVERRIDE;
 
     virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const;
     virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const OVERRIDE;
     virtual void computePreferredLogicalWidths() OVERRIDE;
     virtual bool requiresForcedStyleRecalcPropagation() const { return true; }
     virtual void layout();
 };
 
 inline RenderSlider* toRenderSlider(RenderObject* object)
 {
     ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isSlider());
     return static_cast<RenderSlider*>(object);
 }
 
 // This will catch anyone doing an unnecessary cast.
 void toRenderSlider(const RenderSlider*);
 
 } // namespace WebCore
 
 #endif // RenderSlider_h