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

sdk/lib/_internal/pub_generated/test/global/activate/installs_dependencies_for_path_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 'package:scheduled_test/scheduled_stream.dart';
 
 import '../../descriptor.dart' as d;
 import '../../test_pub.dart';
 
 main() {
   initConfig();
   integration('activating a path package installs dependencies', () {
     servePackages((builder) {
-      builder.serve("bar", "1.0.0", deps: {"baz": "any"});
+      builder.serve("bar", "1.0.0", deps: {
+        "baz": "any"
+      });
       builder.serve("baz", "2.0.0");
     });
 
-    d.dir("foo", [
-      d.libPubspec("foo", "0.0.0", deps: {
+    d.dir("foo", [d.libPubspec("foo", "0.0.0", deps: {
         "bar": "any"
       }),
-      d.dir("bin", [
-        d.file("foo.dart", "main() => print('ok');")
-      ])
-    ]).create();
+          d.dir("bin", [d.file("foo.dart", "main() => print('ok');")])]).create();
 
     var pub = startPub(args: ["global", "activate", "-spath", "../foo"]);
     pub.stdout.expect(consumeThrough("Resolving dependencies..."));
     pub.stdout.expect(consumeThrough("Downloading bar 1.0.0..."));
     pub.stdout.expect(consumeThrough("Downloading baz 2.0.0..."));
-    pub.stdout.expect(consumeThrough(
-        startsWith("Activated foo 0.0.0 at path")));
+    pub.stdout.expect(
+        consumeThrough(startsWith("Activated foo 0.0.0 at path")));
     pub.shouldExit();
 
     // Puts the lockfile in the linked package itself.
-    d.dir("foo", [
-      d.matcherFile("pubspec.lock", allOf([
-        contains("bar"), contains("1.0.0"),
-        contains("baz"), contains("2.0.0")
-      ]))
-    ]).validate();
+    d.dir(
+        "foo",
+        [
+            d.matcherFile(
+                "pubspec.lock",
+                allOf(
+                    [
+                        contains("bar"),
+                        contains("1.0.0"),
+                        contains("baz"),
+                        contains("2.0.0")]))]).validate();
   });
 }