Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart

Index: sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart b/sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
index ba549cd7d46017dde7fd2460c314eaeed2f05e38..07bc966a1b844ab187c47a2cbb21e3d0b5cf96da 100644
--- a/sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
@@ -1,7 +1,13 @@
+// Copyright (c) 2014, 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 file.
+
 library pub_tests;
+
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
 import '../serve/utils.dart';
+
 const AGGREGATE_TRANSFORMER = """
 import 'dart:async';
 
@@ -34,6 +40,7 @@ class ManyToOneTransformer extends AggregateTransformer
   }
 }
 """;
+
 main() {
   initConfig();
   withBarbackVersions(">=0.14.1", () {
@@ -46,11 +53,15 @@ main() {
                 "lib",
                 [
                     d.file("lazy.dart", LAZY_TRANSFORMER),
-                    d.file("aggregate.dart", AGGREGATE_TRANSFORMER)]),
+                    d.file("aggregate.dart", AGGREGATE_TRANSFORMER),]),
             d.dir("web", [d.file("foo.txt", "foo"), d.file("bar.txt", "bar")])]).create();
+
       createLockFile('myapp', pkg: ['barback']);
+
       var server = pubServe();
+      // The transformer should preserve laziness.
       server.stdout.expect("Build completed successfully");
+
       requestShouldSucceed("out.final", "bar.out\nfoo.out");
       endPubServe();
     });