Oilpan: fix build after changes that did not take oilpan into account.

Source/core/css/parser/CSSPropertyParser.cpp

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
@@ skipping 4427 matching lines @@
 }
 
 PassRefPtrWillBeRawPtr<CSSValue> CSSPropertyParser::parseBasicShapeAndOrBox()
 {
     CSSParserValue* value = m_valueList->current();
 
     bool shapeFound = false;
     bool boxFound = false;
     CSSValueID valueId;
 
-    RefPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
+    RefPtrWillBeRawPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
     for (unsigned i = 0; i < 2; ++i) {
         if (!value)
             break;
         valueId = value->id;
         if (value->unit == CSSParserValue::Function && !shapeFound) {
             // parseBasicShape already asks for the next value list item.
-            RefPtr<CSSPrimitiveValue> shapeValue = parseBasicShape();
+            RefPtrWillBeRawPtr<CSSPrimitiveValue> shapeValue = parseBasicShape();
             if (!shapeValue)
                 return nullptr;
             list->append(shapeValue.release());
             shapeFound = true;
         } else if (isBoxValue(valueId) && !boxFound) {
             list->append(parseValidPrimitive(valueId, value));
             boxFound = true;
             m_valueList->next();
         } else {
             return nullptr;
@@ skipping 3974 matching lines @@
         parsedValues->append(CSSPrimitiveValue::createIdentifier(CSSValueFill));
     if (!seenStroke)
         parsedValues->append(CSSPrimitiveValue::createIdentifier(CSSValueStroke));
     if (!seenMarkers)
         parsedValues->append(CSSPrimitiveValue::createIdentifier(CSSValueMarkers));
 
     return parsedValues.release();
 }
 
 } // namespace WebCore