NS_NOTYETIMPLEMENTED("write me!"); return NS_ERROR_UNEXPECTED;
NS_NOTYETIMPLEMENTED("nsSVGTextFrame::ReplaceFrame"); return NS_ERROR_NOT_IMPLEMENTED;
nsSVGTextFrame::ReplaceFrame(nsIAtom*        aListName,                             nsIFrame*       aOldFrame,                             nsIFrame*       aNewFrame){  NS_NOTYETIMPLEMENTED("write me!");  return NS_ERROR_UNEXPECTED;}