Clean up after getPropertyCSSValue

Source/core/css/CSSValueList.cpp

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2010 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,
@@ skipping 119 matching lines @@
 
 bool CSSValueList::hasFailedOrCanceledSubresources() const
 {
     for (unsigned i = 0; i < m_values.size(); ++i) {
         if (m_values[i]->hasFailedOrCanceledSubresources())
             return true;
     }
     return false;
 }
 
-CSSValueList::CSSValueList(const CSSValueList& cloneFrom)
-    : CSSValue(cloneFrom.classType(), /* isCSSOMSafe */ true)
-{
-    m_valueListSeparator = cloneFrom.m_valueListSeparator;
-    m_values.resize(cloneFrom.m_values.size());
-    for (unsigned i = 0; i < m_values.size(); ++i)
-        m_values[i] = cloneFrom.m_values[i]->cloneForCSSOM();
-}
-
-PassRefPtrWillBeRawPtr<CSSValueList> CSSValueList::cloneForCSSOM() const
-{
-    return adoptRefWillBeNoop(new CSSValueList(*this));
-}
-
 void CSSValueList::traceAfterDispatch(Visitor* visitor)
 {
     visitor->trace(m_values);
     CSSValue::traceAfterDispatch(visitor);
 }
 
 } // namespace blink