allow 'super' in async and finally blocks

test/codegen/language/super_in_async4_test.dart

Index: test/codegen/language/super_in_async4_test.dart
diff --git a/test/codegen/language/generic_async_star_test.dart b/test/codegen/language/super_in_async4_test.dart
similarity index 59%
copy from test/codegen/language/generic_async_star_test.dart
copy to test/codegen/language/super_in_async4_test.dart
index cf18af84924948a71e6e6420322cdd082319b6b7..488502b4dc080a58ac2b7f560076790bcf9d907d 100644
--- a/test/codegen/language/generic_async_star_test.dart
+++ b/test/codegen/language/super_in_async4_test.dart
@@ -6,14 +6,17 @@ import "package:expect/expect.dart";
 
 import 'dart:async';
 
-Stream/*<T>*/ foo/*<T>*/(/*=T*/ x) async* {
-  for (int i = 0; i < 3; i++) {
-    yield x;
-  }
+class A {
+  Future/*<T>*/ foo/*<T>*/({/*=T*/ x}) async => x;
 }
 
-main() async {
-  await for (var x in foo/*<int>*/(1)) {
-    Expect.equals(1, x);
+class B extends A {
+  Future<int> bar() async {
+    var x = await super.foo(x: 41);
+    return x + 1;
   }
 }
+
+main() async {
+  Expect.equals(42, await new B().bar());
+}