@Override
    protected void applyFix(@NotNull Project project, @NotNull PsiElement startElement, @NotNull ModPsiUpdater updater) {
      final PsiExpression expression = (PsiExpression)startElement;
      final String charLiteral = getReplacement(expression);
      PsiReplacementUtil.replaceExpression(expression, charLiteral);
    }
@Override
    protected void applyFix(@NotNull Project project, @NotNull PsiElement startElement, @NotNull ModPsiUpdater updater)