Regenerate pub sources.

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

Index: sdk/lib/_internal/pub_generated/test/dart2js/unminified_in_nonrelease_mode_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/dart2js/unminified_in_nonrelease_mode_test.dart b/sdk/lib/_internal/pub_generated/test/dart2js/unminified_in_nonrelease_mode_test.dart
index 8c7ab10342ec145e3cbed05ccfe4bbf1a528912e..e31219306a73ed9bef70aa63e284f79c4c05c1bd 100644
--- a/sdk/lib/_internal/pub_generated/test/dart2js/unminified_in_nonrelease_mode_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/dart2js/unminified_in_nonrelease_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 unminified JS when not in release mode", () {
@@ -11,6 +16,7 @@ main() {
             d.dir(
                 "web",
                 [d.file("main.dart", "void main() => print('hello');")])]).create();
+
     pubServe(args: ["--mode", "whatever"]);
     requestShouldSucceed("main.dart.js", isUnminifiedDart2JSOutput);
     endPubServe();