Regenerate pub sources.

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

Index: sdk/lib/_internal/pub_generated/test/serve/gets_first_if_source_changed_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/serve/gets_first_if_source_changed_test.dart b/sdk/lib/_internal/pub_generated/test/serve/gets_first_if_source_changed_test.dart
index 9a2ef68b99ba68c29d941c194c5c1be069f0ab50..f960ad6ecf668ef535ba0d605d91a5502d0c8bf8 100644
--- a/sdk/lib/_internal/pub_generated/test/serve/gets_first_if_source_changed_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/serve/gets_first_if_source_changed_test.dart
@@ -1,19 +1,29 @@
+// 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.
+
 library pub_tests;
+
 import 'dart:convert';
+
 import '../descriptor.dart' as d;
 import '../test_pub.dart';
 import 'utils.dart';
+
 main() {
   initConfig();
   integration(
       "gets first if a dependency's source doesn't match the one in " "the lock file",
       () {
     d.dir("foo", [d.libPubspec("foo", "0.0.1"), d.libDir("foo")]).create();
-    d.dir(appPath, [d.appPubspec({
+
+    d.dir(appPath, [// A pubspec with a path source.
+      d.appPubspec({
         "foo": {
           "path": "../foo"
         }
-      }), d.file("pubspec.lock", JSON.encode({
+      }), // A lock file with the hosted source.
+      d.file("pubspec.lock", JSON.encode({
         'packages': {
           'foo': {
             'version': '0.0.0',
@@ -22,6 +32,7 @@ main() {
           }
         }
       }))]).create();
+
     pubServe(shouldGetFirst: true);
     requestShouldSucceed("packages/foo/foo.dart", 'main() => "foo";');
     endPubServe();