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

Source/core/rendering/RenderTheme.cpp

 /**
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Computer, Inc.
  *
  * 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.
  *
@@ skipping 706 matching lines @@
         return false;
 
     return page->focusController()->isActive();
 }
 
 bool RenderTheme::isChecked(const RenderObject* o) const
 {
     if (!o->node())
         return false;
 
-    HTMLInputElement* inputElement = o->node()->toInputElement();
+    Handle<HTMLInputElement> inputElement = o->node()->toInputElement();
     if (!inputElement)
         return false;
 
     return inputElement->shouldAppearChecked();
 }
 
 bool RenderTheme::isIndeterminate(const RenderObject* o) const
 {
     if (!o->node())
         return false;
 
-    HTMLInputElement* inputElement = o->node()->toInputElement();
+    Handle<HTMLInputElement> inputElement = o->node()->toInputElement();
     if (!inputElement)
         return false;
 
     return inputElement->shouldAppearIndeterminate();
 }
 
 bool RenderTheme::isEnabled(const RenderObject* o) const
 {
     Node* node = o->node();
     if (!node || !node->isElementNode())
@@ skipping 151 matching lines @@
 {
     return 0;
 }
 
 void RenderTheme::paintSliderTicks(RenderObject* o, const PaintInfo& paintInfo, const IntRect& rect)
 {
     Node* node = o->node();
     if (!node)
         return;
 
-    HTMLInputElement* input = node->toInputElement();
+    Handle<HTMLInputElement> input = node->toInputElement();
     if (!input)
         return;
 
     HTMLDataListElement* dataList = static_cast<HTMLDataListElement*>(input->list());
     if (!dataList)
         return;
 
     double min = input->minimum();
     double max = input->maximum();
     ControlPart part = o->style()->appearance();
@@ skipping 70 matching lines @@
 
 double RenderTheme::animationDurationForProgressBar(RenderProgress*) const
 {
     return 0;
 }
 
 void RenderTheme::adjustProgressBarStyle(StyleResolver*, RenderStyle*, Element*) const
 {
 }
 
-bool RenderTheme::shouldHaveSpinButton(HTMLInputElement* inputElement) const
+bool RenderTheme::shouldHaveSpinButton(Handle<HTMLInputElement> inputElement) const
 {
     return inputElement->isSteppable() && !inputElement->isRangeControl();
 }
 
 void RenderTheme::adjustMenuListButtonStyle(StyleResolver*, RenderStyle*, Element*) const
 {
 }
 
 void RenderTheme::adjustMediaControlStyle(StyleResolver*, RenderStyle*, Element*) const
 {
@@ skipping 183 matching lines @@
 
     return StringTruncator::centerTruncate(string, width, font, StringTruncator::EnableRoundingHacks);
 }
 
 bool RenderTheme::shouldOpenPickerWithF4Key() const
 {
     return false;
 }
 
 } // namespace WebCore