@Override
  @NotNull
  protected String buildErrorString(Object... infos) {
    final boolean syncOnClass = ((Boolean)infos[0]).booleanValue();
    return InspectionGadgetsBundle.message(
      syncOnClass ? "synchronize.on.class.problem.descriptor" : "synchronize.on.this.problem.descriptor");
  }
@Override
  @NotNull
  protected String buildErrorString(Object... infos)