Move the Widget hierarchy to the Oilpan heap.

Source/platform/scroll/ScrollableArea.cpp

 /*
  * Copyright (c) 2010, Google Inc. All rights reserved.
  * Copyright (C) 2008, 2011 Apple 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 75 matching lines @@
 ScrollableArea::~ScrollableArea()
 {
 }
 
 ScrollAnimator* ScrollableArea::scrollAnimator() const
 {
     if (!m_animators)
         m_animators = adoptPtr(new ScrollableAreaAnimators);
 
     if (!m_animators->scrollAnimator)
+

[haraken, 2014/09/29 14:16:36]

mis-edit.

         m_animators->scrollAnimator = ScrollAnimator::create(const_cast<ScrollableArea*>(this));
 
     return m_animators->scrollAnimator.get();
 }
 
 ProgrammaticScrollAnimator* ScrollableArea::programmaticScrollAnimator() const
 {
     if (!m_animators)
         m_animators = adoptPtr(new ScrollableAreaAnimators);
 
@@ skipping 375 matching lines @@
 {
     return scrollSize(orientation);
 }
 
 float ScrollableArea::pixelStep(ScrollbarOrientation) const
 {
     return 1;
 }
 
 } // namespace blink