Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/list_package_dirs/pubspec_error_test.dart

Index: sdk/lib/_internal/pub_generated/test/list_package_dirs/pubspec_error_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/list_package_dirs/pubspec_error_test.dart b/sdk/lib/_internal/pub_generated/test/list_package_dirs/pubspec_error_test.dart
index 0287dcc8a575b94711ed3524c5d474b522104c61..5610e81a988dd259e37ca931b1b1b0a8e322e037 100644
--- a/sdk/lib/_internal/pub_generated/test/list_package_dirs/pubspec_error_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/list_package_dirs/pubspec_error_test.dart
@@ -1,13 +1,20 @@
+// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS d.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 d.file.
+
 import 'package:path/path.dart' as path;
 import 'package:scheduled_test/scheduled_test.dart';
+
 import '../../lib/src/exit_codes.dart' as exit_codes;
 import '../../lib/src/io.dart';
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
+
 main() {
   initConfig();
   integration("reports the pubspec path when there is an error in it", () {
     d.dir(appPath, [d.file("pubspec.yaml", "some bad yaml")]).create();
+
     schedulePub(args: ["list-package-dirs", "--format=json"], outputJson: {
       "error": contains('Error on line 1'),
       "path": canonicalize(path.join(sandboxDir, appPath, "pubspec.yaml"))