@Override
  protected void showErrorMessage(Project project, Editor editor, @NlsContexts.DialogMessage String message) {
    CommonRefactoringUtil
      .showErrorHint(project, editor, message, IntroduceFunctionalVariableAction.getRefactoringName(), HelpID.INTRODUCE_VARIABLE);
  }
@Override
  protected void showErrorMessage(Project project, Editor editor, @NlsContexts.DialogMessage String message)