@Nullable
  protected ExtractMethodInfoHelper getSettings(@NotNull InitialInfo initialInfo, PsiClass owner) {
    GroovyExtractMethodDialog dialog = new GroovyExtractMethodDialog(initialInfo, owner);
    if (!dialog.showAndGet()) {
      return null;
    }

    return dialog.getHelper();
  }
@Nullable
  protected ExtractMethodInfoHelper getSettings(@NotNull InitialInfo initialInfo, PsiClass owner)