Regenerate pub sources.

sdk/lib/_internal/pub_generated/test/build/cleans_entire_build_directory_test.dart

Index: sdk/lib/_internal/pub_generated/test/build/cleans_entire_build_directory_test.dart
diff --git a/sdk/lib/_internal/pub_generated/test/build/cleans_entire_build_directory_test.dart b/sdk/lib/_internal/pub_generated/test/build/cleans_entire_build_directory_test.dart
index 40a1425a1a736354d171f44bad9ad2fe2bbd5fcb..6a2548b70c346ed73f04bad9576d09b111449ea7 100644
--- a/sdk/lib/_internal/pub_generated/test/build/cleans_entire_build_directory_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/build/cleans_entire_build_directory_test.dart
@@ -1,7 +1,13 @@
+// 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 '../descriptor.dart' as d;
 import '../test_pub.dart';
+
 main() {
   initConfig();
+
   integration("cleans entire build directory before a build", () {
     d.dir(
         appPath,
@@ -9,12 +15,17 @@ main() {
             d.appPubspec(),
             d.dir('example', [d.file('file.txt', 'example')]),
             d.dir('test', [d.file('file.txt', 'test')])]).create();
+
+    // Make a build directory containing "example".
     schedulePub(
         args: ["build", "example"],
         output: new RegExp(r'Built 1 file to "build".'));
+
+    // Now build again with just "test". Should wipe out "example".
     schedulePub(
         args: ["build", "test"],
         output: new RegExp(r'Built 1 file to "build".'));
+
     d.dir(
         appPath,
         [
@@ -22,6 +33,6 @@ main() {
                 'build',
                 [
                     d.nothing('example'),
-                    d.dir('test', [d.file('file.txt', 'test')])])]).validate();
+                    d.dir('test', [d.file('file.txt', 'test')]),])]).validate();
   });
 }