Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/get/relative_symlink_test.dart

Index: sdk/lib/_internal/pub_generated/test/get/relative_symlink_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/get/relative_symlink_test.dart b/sdk/lib/_internal/pub_generated/test/get/relative_symlink_test.dart
index c0ee776d137be6c57b051f7a68116c301709dad7..a413c3aec5a234b5f60de9471eb5bce2bbb274b2 100644
--- a/sdk/lib/_internal/pub_generated/test/get/relative_symlink_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/get/relative_symlink_test.dart
@@ -1,14 +1,29 @@
+// Copyright (c) 2012, 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.
+
 library pub_tests;
+
 import 'dart:io';
+
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
+
 main() {
+  // Pub uses NTFS junction points to create links in the packages directory.
+  // These (unlike the symlinks that are supported in Vista and later) do not
+  // support relative paths. So this test, by design, will not pass on Windows.
+  // So just skip it.
   if (Platform.operatingSystem == "windows") return;
+
   initConfig();
   integration('uses a relative symlink for the self link', () {
     d.dir(appPath, [d.appPubspec(), d.libDir('foo')]).create();
+
     pubGet();
+
     scheduleRename(appPath, "moved");
+
     d.dir(
         "moved",
         [
@@ -16,10 +31,14 @@ main() {
                 "packages",
                 [d.dir("myapp", [d.file('foo.dart', 'main() => "foo";')])])]).validate();
   });
+
   integration('uses a relative symlink for secondary packages directory', () {
     d.dir(appPath, [d.appPubspec(), d.libDir('foo'), d.dir("bin")]).create();
+
     pubGet();
+
     scheduleRename(appPath, "moved");
+
     d.dir(
         "moved",
         [