Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/validator/utils.dart

+// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
 library validator.utils;
+
 import 'package:scheduled_test/scheduled_test.dart';
+
 import '../test_pub.dart';
+
 void expectNoValidationError(ValidatorCreator fn) {
   expect(schedulePackageValidation(fn), completion(pairOf(isEmpty, isEmpty)));
 }
+
 void expectValidationError(ValidatorCreator fn) {
   expect(
       schedulePackageValidation(fn),
       completion(pairOf(isNot(isEmpty), anything)));
 }
+
 void expectValidationWarning(ValidatorCreator fn) {
   expect(
       schedulePackageValidation(fn),
       completion(pairOf(isEmpty, isNot(isEmpty))));
 }