Revert "Use native async/await support in pub."

sdk/lib/_internal/pub_generated/test/barback/all_includes_all_default_directories_test.dart

 // 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 'package:scheduled_test/scheduled_test.dart';
 
 import '../descriptor.dart' as d;
 import '../serve/utils.dart';
 import '../test_pub.dart';
 
 main() {
   initConfig();
 
   setUp(() {
-    d.dir(appPath, [
-      d.appPubspec(),
-      d.dir('benchmark', [d.file('file.txt', 'benchmark')]),
-      d.dir('bin',       [d.file('file.txt', 'bin')]),
-      d.dir('example',   [d.file('file.txt', 'example')]),
-      d.dir('test',      [d.file('file.txt', 'test')]),
-      d.dir('web',       [d.file('file.txt', 'web')]),
-      d.dir('unknown',   [d.file('file.txt', 'unknown')])
-    ]).create();
+    d.dir(
+        appPath,
+        [
+            d.appPubspec(),
+            d.dir('benchmark', [d.file('file.txt', 'benchmark')]),
+            d.dir('bin', [d.file('file.txt', 'bin')]),
+            d.dir('example', [d.file('file.txt', 'example')]),
+            d.dir('test', [d.file('file.txt', 'test')]),
+            d.dir('web', [d.file('file.txt', 'web')]),
+            d.dir('unknown', [d.file('file.txt', 'unknown')])]).create();
   });
 
   integration("build --all finds assets in default source directories", () {
-    schedulePub(args: ["build", "--all"],
+    schedulePub(
+        args: ["build", "--all"],
         output: new RegExp(r'Built 5 files to "build".'));
 
-    d.dir(appPath, [
-      d.dir('build', [
-        d.dir('benchmark', [
-          d.file('file.txt', 'benchmark')
-        ]),
-        d.dir('bin', [
-          d.file('file.txt', 'bin')
-        ]),
-        d.dir('example', [
-          d.file('file.txt', 'example')
-        ]),
-        d.dir('test', [
-          d.file('file.txt', 'test')
-        ]),
-        d.dir('web', [
-          d.file('file.txt', 'web')
-        ]),
-        // Only includes default source directories.
-        d.nothing('unknown')
-      ])
-    ]).validate();
+    d.dir(
+        appPath,
+        [
+            d.dir(
+                'build',
+                [
+                    d.dir('benchmark', [d.file('file.txt', 'benchmark')]),
+                    d.dir('bin', [d.file('file.txt', 'bin')]),
+                    d.dir('example', [d.file('file.txt', 'example')]),
+                    d.dir('test', [d.file('file.txt', 'test')]),
+                    d.dir('web', [d.file('file.txt', 'web')]),
+                    // Only includes default source directories.
+        d.nothing('unknown')])]).validate();
   });
 
   integration("serve --all finds assets in default source directories", () {
     pubServe(args: ["--all"]);
 
     requestShouldSucceed("file.txt", "benchmark", root: "benchmark");
     requestShouldSucceed("file.txt", "bin", root: "bin");
     requestShouldSucceed("file.txt", "example", root: "example");
     requestShouldSucceed("file.txt", "test", root: "test");
     requestShouldSucceed("file.txt", "web", root: "web");
 
     expectNotServed("unknown");
 
     endPubServe();
   });
 }