@Override
  @NotNull
  protected String buildErrorString(Object... infos) {
    return InspectionGadgetsBundle.message(infos[0] instanceof PsiThisExpression
                                           ? "unnecessary.qualifier.for.this.problem.descriptor"
                                           : "unnecessary.qualifier.for.super.problem.descriptor");
  }
@Override
  @NotNull
  protected String buildErrorString(Object... infos)