Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/serve/does_not_serve_hidden_assets_test.dart

Index: sdk/lib/_internal/pub_generated/test/serve/does_not_serve_hidden_assets_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/serve/does_not_serve_hidden_assets_test.dart b/sdk/lib/_internal/pub_generated/test/serve/does_not_serve_hidden_assets_test.dart
index 32b503e320f71fe66a8f5e27749a09f2fd9c94be..26981c1e5900a3a5653c1fd3aece1256ffe08668 100644
--- a/sdk/lib/_internal/pub_generated/test/serve/does_not_serve_hidden_assets_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/serve/does_not_serve_hidden_assets_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 'utils.dart';
+
 main() {
   initConfig();
   integration("doesn't serve hidden assets", () {
@@ -13,7 +19,8 @@ main() {
                 "web",
                 [
                     d.file(".outer.txt", "outer contents"),
-                    d.dir(".dir", [d.file("inner.txt", "inner contents")])])]).create();
+                    d.dir(".dir", [d.file("inner.txt", "inner contents"),])])]).create();
+
     pubServe();
     requestShould404(".outer.txt");
     requestShould404(".dir/inner.txt");