@Nullable
  @Override
  protected LocalQuickFix buildFix(Object... infos) {
    if (infos.length == 1 && infos[0] instanceof String) {
      return new SingleStatementInBlockFix((String)infos[0]);
    }
    return null;
  }
@Nullable
  @Override
  protected LocalQuickFix buildFix(Object... infos)