@NotNull
  protected Map<OccurrencesChooser.ReplaceChoice, List<Object>> getOccurrenceOptions(@NotNull GrIntroduceContext context) {
    return fillChoice(context);
  }
@NotNull
  protected Map<OccurrencesChooser.ReplaceChoice, List<Object>> getOccurrenceOptions(@NotNull GrIntroduceContext context)