Revert of Move all RefPtr's to CSSValue to oilpan transition types

Source/core/css/CSSProperty.cpp

 /**
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 29 matching lines @@
         return CSSPropertyInvalid;
 
     Vector<StylePropertyShorthand, 4> shorthands;
     getMatchingShorthandsForLonghand(static_cast<CSSPropertyID>(m_propertyID), &shorthands);
     ASSERT(shorthands.size() && m_indexInShorthandsVector >= 0 && m_indexInShorthandsVector < shorthands.size());
     return shorthands.at(m_indexInShorthandsVector).id();
 }
 
 void CSSProperty::wrapValueInCommaSeparatedList()
 {
-    RefPtrWillBeRawPtr<CSSValue> value = m_value.release();
+    RefPtr<CSSValue> value = m_value.release();
     m_value = CSSValueList::createCommaSeparated();
     toCSSValueList(m_value.get())->append(value.release());
 }
 
 enum LogicalBoxSide { BeforeSide, EndSide, AfterSide, StartSide };
 enum PhysicalBoxSide { TopSide, RightSide, BottomSide, LeftSide };
 
 static CSSPropertyID resolveToPhysicalProperty(TextDirection direction, WritingMode writingMode, LogicalBoxSide logicalSide, const StylePropertyShorthand& shorthand)
 {
     if (direction == LTR) {
@@ skipping 614 matching lines @@
         return false;
     case CSSPropertyInvalid:
         ASSERT_NOT_REACHED();
         return false;
     }
     ASSERT_NOT_REACHED();
     return false;
 }
 
 } // namespace WebCore