wallet_GetNextInString(nsAutoString str, nsAutoString& head, nsAutoString& tail) {
wallet_GetNextInString(const nsString& str, nsString& head, nsString& tail) {
wallet_GetNextInString(nsAutoString str, nsAutoString& head, nsAutoString& tail) {  PRInt32 separator = str.Find(SEPARATOR);  if (separator == -1) {    return -1;  }  str.Left(head, separator);  str.Mid(tail, separator+PL_strlen(SEPARATOR), str.Length() - (separator+PL_strlen(SEPARATOR)));  return 0;}