@Nullable
  @Override
  protected LocalQuickFix buildFix(Object... infos) {
    final String className = (String)infos[0];
    final boolean buildFix = ((Boolean)infos[1]).booleanValue();
    if (!buildFix) {
      return null;
    }
    return new CloneReturnsClassTypeFix(className);
  }
@Nullable
  @Override
  protected LocalQuickFix buildFix(Object... infos)