Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/global/binstubs/utils.dart

Index: sdk/lib/_internal/pub_generated/test/global/binstubs/utils.dart
diff --git a/sdk/lib/_internal/pub_generated/test/global/binstubs/utils.dart b/sdk/lib/_internal/pub_generated/test/global/binstubs/utils.dart
index 0a0d0cc09f369d2d4220072a4cef68254f713834..e52a1ebdfcd0798cb3595d6317ae0aba7930ccaf 100644
--- a/sdk/lib/_internal/pub_generated/test/global/binstubs/utils.dart
+++ b/sdk/lib/_internal/pub_generated/test/global/binstubs/utils.dart
@@ -1,4 +1,12 @@
+// Copyright (c) 2014, 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 'dart:io';
+
+/// Returns the name of the shell script for a binstub named [name].
+///
+/// Adds a ".bat" extension on Windows.
 binStubName(String name) {
   if (Platform.operatingSystem == "windows") return "$name.bat";
   return name;