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

sdk/lib/_internal/pub_generated/test/validator/executable_test.dart

Index: sdk/lib/_internal/pub_generated/test/validator/executable_test.dart
diff --git a/sdk/lib/_internal/pub/test/validator/executable_test.dart b/sdk/lib/_internal/pub_generated/test/validator/executable_test.dart
similarity index 78%
copy from sdk/lib/_internal/pub/test/validator/executable_test.dart
copy to sdk/lib/_internal/pub_generated/test/validator/executable_test.dart
index 6d1fb81615d425577c7d429fbd23bcffbeebb5e5..995fef909077ceb248e29d9ca14075cfbc037b4d 100644
--- a/sdk/lib/_internal/pub/test/validator/executable_test.dart
+++ b/sdk/lib/_internal/pub_generated/test/validator/executable_test.dart
@@ -12,7 +12,7 @@ import '../test_pub.dart';
 import 'utils.dart';
 
 Validator executable(Entrypoint entrypoint) =>
-  new ExecutableValidator(entrypoint);
+    new ExecutableValidator(entrypoint);
 
 main() {
   initConfig();
@@ -21,8 +21,7 @@ main() {
 
   group('should consider a package valid if it', () {
     integration('has executables that are present', () {
-      d.dir(appPath, [
-        d.pubspec({
+      d.dir(appPath, [d.pubspec({
           "name": "test_pkg",
           "version": "1.0.0",
           "executables": {
@@ -30,27 +29,25 @@ main() {
             "two": null
           }
         }),
-        d.dir("bin", [
-          d.file("one_script.dart", "main() => print('ok');"),
-          d.file("two.dart", "main() => print('ok');")
-        ])
-      ]).create();
+            d.dir(
+                "bin",
+                [
+                    d.file("one_script.dart", "main() => print('ok');"),
+                    d.file("two.dart", "main() => print('ok');")])]).create();
       expectNoValidationError(executable);
     });
   });
 
   group("should consider a package invalid if it", () {
     integration('is missing one or more listed executables', () {
-      d.dir(appPath, [
-        d.pubspec({
+      d.dir(appPath, [d.pubspec({
           "name": "test_pkg",
           "version": "1.0.0",
           "executables": {
             "nope": "not_there",
             "nada": null
           }
-        })
-      ]).create();
+        })]).create();
       expectValidationWarning(executable);
     });
   });