NS_NOTYETIMPLEMENTED("write me!"); return NS_ERROR_UNEXPECTED;
NS_NOTYETIMPLEMENTED("nsSVGMatrix::RotateFromVector"); return NS_ERROR_NOT_IMPLEMENTED;
NS_IMETHODIMP nsSVGMatrix::RotateFromVector(float x, float y, nsIDOMSVGMatrix **_retval){  NS_NOTYETIMPLEMENTED("write me!");  return NS_ERROR_UNEXPECTED;}