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

sdk/lib/_internal/pub_generated/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart

Index: sdk/lib/_internal/pub_generated/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart
diff --git a/sdk/lib/_internal/pub/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart b/sdk/lib/_internal/pub_generated/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart
similarity index 77%
copy from sdk/lib/_internal/pub/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart
copy to sdk/lib/_internal/pub_generated/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart
index 180baa2dfd0af559d81fbf89024ac03f1fbfe7fe..94da357e76345d95730049c68df36f01c50602e6 100644
--- a/sdk/lib/_internal/pub/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/transformer/configuration/passes_configuration_to_a_transformer_test.dart
@@ -37,20 +37,18 @@ main() {
   initConfig();
   withBarbackVersions("any", () {
     integration("passes configuration to a transformer", () {
-      var configuration = {"param": ["list", "of", "values"]};
+      var configuration = {
+        "param": ["list", "of", "values"]
+      };
 
-      d.dir(appPath, [
-        d.pubspec({
+      d.dir(appPath, [d.pubspec({
           "name": "myapp",
-          "transformers": [{"myapp/src/transformer": configuration}]
+          "transformers": [{
+              "myapp/src/transformer": configuration
+            }]
         }),
-        d.dir("lib", [d.dir("src", [
-          d.file("transformer.dart", transformer)
-        ])]),
-        d.dir("web", [
-          d.file("foo.txt", "foo")
-        ])
-      ]).create();
+            d.dir("lib", [d.dir("src", [d.file("transformer.dart", transformer)])]),
+            d.dir("web", [d.file("foo.txt", "foo")])]).create();
 
       createLockFile('myapp', pkg: ['barback']);