Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/list_package_dirs/ignores_updated_pubspec_test.dart

Index: sdk/lib/_internal/pub_generated/test/list_package_dirs/ignores_updated_pubspec_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/list_package_dirs/ignores_updated_pubspec_test.dart b/sdk/lib/_internal/pub_generated/test/list_package_dirs/ignores_updated_pubspec_test.dart
index 274a149ec47c06002f5ea9a8f727a1d2cff11211..df4f670f4caedcdb9e1b7060dd56d7711e984eed 100644
--- a/sdk/lib/_internal/pub_generated/test/list_package_dirs/ignores_updated_pubspec_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/list_package_dirs/ignores_updated_pubspec_test.dart
@@ -1,20 +1,35 @@
+// 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 d.file.
+
 import 'package:path/path.dart' as path;
+
 import '../../lib/src/io.dart';
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
+
 main() {
   initConfig();
   integration("uses what's in the lockfile regardless of the pubspec", () {
     d.dir("foo", [d.libDir("foo"), d.libPubspec("foo", "1.0.0")]).create();
+
     d.dir(appPath, [d.appPubspec({
         "foo": {
           "path": path.join(sandboxDir, "foo")
         }
       })]).create();
+
     pubGet();
+
+    // Add a dependency on "bar" and remove "foo", but don't run "pub get".
     d.dir(appPath, [d.appPubspec({
         "bar": "any"
       })]).create();
+
+    // Note: Using canonicalize here because pub gets the path to the
+    // entrypoint package from the working directory, which has had symlinks
+    // resolve. On Mac, "/tmp" is actually a symlink to "/private/tmp", so we
+    // need to accomodate that.
     schedulePub(args: ["list-package-dirs", "--format=json"], outputJson: {
       "packages": {
         "foo": path.join(sandboxDir, "foo", "lib"),