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

sdk/lib/_internal/pub_generated/test/run/errors_if_only_transitive_dependency_test.dart

Index: sdk/lib/_internal/pub_generated/test/run/errors_if_only_transitive_dependency_test.dart
diff --git a/sdk/lib/_internal/pub/test/run/errors_if_only_transitive_dependency_test.dart b/sdk/lib/_internal/pub_generated/test/run/errors_if_only_transitive_dependency_test.dart
similarity index 62%
copy from sdk/lib/_internal/pub/test/run/errors_if_only_transitive_dependency_test.dart
copy to sdk/lib/_internal/pub_generated/test/run/errors_if_only_transitive_dependency_test.dart
index c644b53114d8400f83989223cbcd674077654a35..4e95e04af09d503de021e3c27437105732491e21 100644
--- a/sdk/lib/_internal/pub/test/run/errors_if_only_transitive_dependency_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/run/errors_if_only_transitive_dependency_test.dart
@@ -9,24 +9,23 @@ import '../test_pub.dart';
 main() {
   initConfig();
   integration('Errors if the script is in a non-immediate dependency.', () {
-    d.dir("foo", [
-      d.libPubspec("foo", "1.0.0"),
-      d.dir("bin", [
-        d.file("bar.dart", "main() => print('foobar');")
-      ])
-    ]).create();
+    d.dir(
+        "foo",
+        [
+            d.libPubspec("foo", "1.0.0"),
+            d.dir("bin", [d.file("bar.dart", "main() => print('foobar');")])]).create();
 
-    d.dir("bar", [
-      d.libPubspec("bar", "1.0.0", deps: {
-        "foo": {"path": "../foo"}
-      })
-    ]).create();
+    d.dir("bar", [d.libPubspec("bar", "1.0.0", deps: {
+        "foo": {
+          "path": "../foo"
+        }
+      })]).create();
 
-    d.dir(appPath, [
-      d.appPubspec({
-        "bar": {"path": "../bar"}
-      })
-    ]).create();
+    d.dir(appPath, [d.appPubspec({
+        "bar": {
+          "path": "../bar"
+        }
+      })]).create();
 
     pubGet();