NS_NOTYETIMPLEMENTED("write me!");
NS_NOTYETIMPLEMENTED("nsSVGLengthList::ReplaceItem");
nsSVGLengthList::ReplaceItem(nsIDOMSVGLength *newItem,                             PRUint32 index,                             nsIDOMSVGLength **_retval){  // null check when implementing - this method can be used by scripts!  // if (!newItem)  //   return NS_ERROR_DOM_SVG_WRONG_TYPE_ERR;  NS_NOTYETIMPLEMENTED("write me!");  return NS_ERROR_NOT_IMPLEMENTED;}