Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/oauth2/with_a_pre_existing_credentials_does_not_authenticate_test.dart

Index: sdk/lib/_internal/pub_generated/test/oauth2/with_a_pre_existing_credentials_does_not_authenticate_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/oauth2/with_a_pre_existing_credentials_does_not_authenticate_test.dart b/sdk/lib/_internal/pub_generated/test/oauth2/with_a_pre_existing_credentials_does_not_authenticate_test.dart
index 63b3de298a20927ecb3dcac5bdb13baf7895660d..f1ee88a519f0a12127a9a81049acd0a44e2511ea 100644
--- a/sdk/lib/_internal/pub_generated/test/oauth2/with_a_pre_existing_credentials_does_not_authenticate_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/oauth2/with_a_pre_existing_credentials_does_not_authenticate_test.dart
@@ -1,22 +1,32 @@
+// Copyright (c) 2012, 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.
+
 import 'package:scheduled_test/scheduled_test.dart';
 import 'package:scheduled_test/scheduled_server.dart';
 import 'package:shelf/shelf.dart' as shelf;
+
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
+
 main() {
   initConfig();
   integration('with a pre-existing credentials.json does not authenticate', () {
     d.validPackage.create();
+
     var server = new ScheduledServer();
     d.credentialsFile(server, 'access token').create();
     var pub = startPublish(server);
     confirmPublish(pub);
+
     server.handle('GET', '/api/packages/versions/new', (request) {
       expect(
           request.headers,
           containsPair('authorization', 'Bearer access token'));
+
       return new shelf.Response(200);
     });
+
     pub.kill();
   });
 }