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

sdk/lib/_internal/pub_generated/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart

Index: sdk/lib/_internal/pub_generated/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart
diff --git a/sdk/lib/_internal/pub/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart b/sdk/lib/_internal/pub_generated/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart
similarity index 64%
copy from sdk/lib/_internal/pub/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart
copy to sdk/lib/_internal/pub_generated/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart
index d64b53382427f099822ea8f75191b09fe06bc349..494e7adc4901b6de9d2cebfb82d8703a9a6b3068 100644
--- a/sdk/lib/_internal/pub/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/dart2js/compiles_generated_file_from_dependency_outside_web_test.dart
@@ -12,33 +12,29 @@ main() {
   // This is a regression test for issue #17198.
   initConfig();
   withBarbackVersions("any", () {
-    integration("compiles a Dart file that imports a generated file to JS "
-        "outside web/", () {
-      d.dir(appPath, [
-        d.pubspec({
+    integration(
+        "compiles a Dart file that imports a generated file to JS " "outside web/",
+        () {
+      d.dir(appPath, [d.pubspec({
           "name": "myapp",
           "version": "0.0.1",
           "transformers": ["myapp/transformer"]
         }),
-        d.dir("lib", [
-          d.file("transformer.dart", dartTransformer("munge"))
-        ]),
-        d.dir("test", [
-          d.file("main.dart", """
+            d.dir("lib", [d.file("transformer.dart", dartTransformer("munge"))]),
+            d.dir("test", [d.file("main.dart", """
 import "other.dart";
 void main() => print(TOKEN);
-"""),
-          d.file("other.dart", """
+"""), d.file("other.dart", """
 library other;
 const TOKEN = "before";
-""")
-        ])
-      ]).create();
+""")])]).create();
 
       createLockFile('myapp', pkg: ['barback']);
 
       pubServe(args: ["test"]);
-      requestShouldSucceed("main.dart.js", contains("(before, munge)"),
+      requestShouldSucceed(
+          "main.dart.js",
+          contains("(before, munge)"),
           root: "test");
       endPubServe();
     });