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

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

Index: sdk/lib/_internal/pub_generated/test/serve/serve_from_dependency_lib_test.dart
diff --git a/sdk/lib/_internal/pub/test/serve/serve_from_dependency_lib_test.dart b/sdk/lib/_internal/pub_generated/test/serve/serve_from_dependency_lib_test.dart
similarity index 67%
copy from sdk/lib/_internal/pub/test/serve/serve_from_dependency_lib_test.dart
copy to sdk/lib/_internal/pub_generated/test/serve/serve_from_dependency_lib_test.dart
index b55a06f75de9b73ca7d8374eea2188efd825475a..034e168468dbed65a549e2cc5dfc48cf12e77775 100644
--- a/sdk/lib/_internal/pub/test/serve/serve_from_dependency_lib_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/serve/serve_from_dependency_lib_test.dart
@@ -11,21 +11,21 @@ import 'utils.dart';
 main() {
   initConfig();
   integration("'packages' URLs look in the dependency's lib directory", () {
-    d.dir("foo", [
-      d.libPubspec("foo", "0.0.1"),
-      d.dir("lib", [
-        d.file("lib.dart", "foo() => 'foo';"),
-        d.dir("sub", [
-          d.file("lib.dart", "bar() => 'bar';"),
-        ])
-      ])
-    ]).create();
+    d.dir(
+        "foo",
+        [
+            d.libPubspec("foo", "0.0.1"),
+            d.dir(
+                "lib",
+                [
+                    d.file("lib.dart", "foo() => 'foo';"),
+                    d.dir("sub", [d.file("lib.dart", "bar() => 'bar';"),])])]).create();
 
-    d.dir(appPath, [
-      d.appPubspec({
-        "foo": {"path": "../foo"}
-      })
-    ]).create();
+    d.dir(appPath, [d.appPubspec({
+        "foo": {
+          "path": "../foo"
+        }
+      })]).create();
 
     pubServe(shouldGetFirst: true);
     requestShouldSucceed("packages/foo/lib.dart", "foo() => 'foo';");