Clean up after getPropertyCSSValue

Source/core/css/CSSTransformValue.cpp

 /*
  * Copyright (C) 2007, 2008 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 58 matching lines @@
     : CSSValueList(CSSTransformClass, CommaSeparator)
     , m_type(op)
 {
 }
 
 String CSSTransformValue::customCSSText() const
 {
     return transformValueToCssString(m_type, CSSValueList::customCSSText());
 }
 
-CSSTransformValue::CSSTransformValue(const CSSTransformValue& cloneFrom)
-    : CSSValueList(cloneFrom)
-    , m_type(cloneFrom.m_type)
-{
 }
-
-PassRefPtrWillBeRawPtr<CSSTransformValue> CSSTransformValue::cloneForCSSOM() const
-{
-    return adoptRefWillBeNoop(new CSSTransformValue(*this));
-}
-
-}