m_contentListener = nsnull; m_originalContext = nsnull;
NS_IMETHODIMP nsDocumentOpenInfo::OnStopRequest(nsIRequest *request, nsISupports *aCtxt,                                                 nsresult aStatus){  if ( m_targetStreamListener)  {    nsCOMPtr<nsIStreamListener> listener(m_targetStreamListener);    m_targetStreamListener = 0;    listener->OnStopRequest(request, aCtxt, aStatus);  }  return NS_OK;}