@Nullable
  @Override
  protected LocalQuickFix buildFix(Object... infos) {
    final PsiMethod method = (PsiMethod)infos[0];
    if (MethodUtils.isOverridden(method)) {
      return null;
    }
    return new MakeMethodFinalFix(method.getName());
  }
@Nullable
  @Override
  protected LocalQuickFix buildFix(Object... infos)