Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/dart2js/minifies_in_release_mode_test.dart

Index: sdk/lib/_internal/pub_generated/test/dart2js/minifies_in_release_mode_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/dart2js/minifies_in_release_mode_test.dart b/sdk/lib/_internal/pub_generated/test/dart2js/minifies_in_release_mode_test.dart
index 01014228d3e7f29b9ea64c30fcafe05298f59c53..147c41fa432786a7ce283cb4241052381ff1582c 100644
--- a/sdk/lib/_internal/pub_generated/test/dart2js/minifies_in_release_mode_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/dart2js/minifies_in_release_mode_test.dart
@@ -1,6 +1,11 @@
+// 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 file.
+
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
 import '../serve/utils.dart';
+
 main() {
   initConfig();
   integration("generates minified JS in release mode", () {
@@ -11,6 +16,7 @@ main() {
             d.dir(
                 "web",
                 [d.file("main.dart", "void main() => print('hello');")])]).create();
+
     pubServe(args: ["--mode", "release"]);
     requestShouldSucceed("main.dart.js", isMinifiedDart2JSOutput);
     endPubServe();