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

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

Index: sdk/lib/_internal/pub_generated/test/serve/gets_first_if_dependency_added_test.dart
diff --git a/sdk/lib/_internal/pub/test/serve/gets_first_if_dependency_added_test.dart b/sdk/lib/_internal/pub_generated/test/serve/gets_first_if_dependency_added_test.dart
similarity index 71%
copy from sdk/lib/_internal/pub/test/serve/gets_first_if_dependency_added_test.dart
copy to sdk/lib/_internal/pub_generated/test/serve/gets_first_if_dependency_added_test.dart
index f1d7bb8dc41e253d343764ad53dfcf26fda8a1be..a7ea6a0985f3d6f6d1dcc59942a8c1a7b5c00a15 100644
--- a/sdk/lib/_internal/pub/test/serve/gets_first_if_dependency_added_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/serve/gets_first_if_dependency_added_test.dart
@@ -11,23 +11,18 @@ import 'utils.dart';
 main() {
   initConfig();
   integration("gets first if a dependency is not in the lock file", () {
-    d.dir("foo", [
-      d.libPubspec("foo", "0.0.1"),
-      d.libDir("foo")
-    ]).create();
+    d.dir("foo", [d.libPubspec("foo", "0.0.1"), d.libDir("foo")]).create();
 
     // Create a lock file without "foo".
-    d.dir(appPath, [
-      d.appPubspec()
-    ]).create();
+    d.dir(appPath, [d.appPubspec()]).create();
     pubGet();
 
     // Add it to the pubspec.
-    d.dir(appPath, [
-      d.appPubspec({
-        "foo": {"path": "../foo"}
-      })
-    ]).create();
+    d.dir(appPath, [d.appPubspec({
+        "foo": {
+          "path": "../foo"
+        }
+      })]).create();
 
     pubServe(shouldGetFirst: true);
     requestShouldSucceed("packages/foo/foo.dart", 'main() => "foo";');