Store the async-await compiled pub code directly in the repo.

sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart

Index: sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
diff --git a/sdk/lib/_internal/pub/test/transformer/loads_a_declaring_aggregate_transformer_test.dart b/sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
similarity index 73%
copy from sdk/lib/_internal/pub/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
copy to sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
index ff4ba7d7bd621759bbfc98c7812562ba186e4cf4..ba549cd7d46017dde7fd2460c314eaeed2f05e38 100644
--- a/sdk/lib/_internal/pub/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/transformer/loads_a_declaring_aggregate_transformer_test.dart
@@ -1,13 +1,7 @@
-// Copyright (c) 2014, 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 '../descriptor.dart' as d;
 import '../test_pub.dart';
 import '../serve/utils.dart';
-
 const AGGREGATE_TRANSFORMER = """
 import 'dart:async';
 
@@ -40,32 +34,23 @@ class ManyToOneTransformer extends AggregateTransformer
   }
 }
 """;
-
 main() {
   initConfig();
   withBarbackVersions(">=0.14.1", () {
     integration("loads a declaring aggregate transformer", () {
-      d.dir(appPath, [
-        d.pubspec({
+      d.dir(appPath, [d.pubspec({
           "name": "myapp",
           "transformers": ["myapp/lazy", "myapp/aggregate"]
         }),
-        d.dir("lib", [
-          d.file("lazy.dart", LAZY_TRANSFORMER),
-          d.file("aggregate.dart", AGGREGATE_TRANSFORMER),
-        ]),
-        d.dir("web", [
-          d.file("foo.txt", "foo"),
-          d.file("bar.txt", "bar")
-        ])
-      ]).create();
-
+            d.dir(
+                "lib",
+                [
+                    d.file("lazy.dart", LAZY_TRANSFORMER),
+                    d.file("aggregate.dart", AGGREGATE_TRANSFORMER)]),
+            d.dir("web", [d.file("foo.txt", "foo"), d.file("bar.txt", "bar")])]).create();
       createLockFile('myapp', pkg: ['barback']);
-
       var server = pubServe();
-      // The transformer should preserve laziness.
       server.stdout.expect("Build completed successfully");
-
       requestShouldSucceed("out.final", "bar.out\nfoo.out");
       endPubServe();
     });