Re-land "Format all multitests"

tests/lib/async/run_zoned9_test.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import "package:expect/expect.dart";
 import 'dart:async';
 import 'package:async_helper/async_helper.dart';
 
 main() {
   asyncStart();
   // Ensure that `runZoned`'s onError handles synchronous errors but delegates
   // to the next runZoned when the handler returns false.
   bool sawInnerHandler = false;
   try {
     runZoned(() {
-      runZoned(() { throw 0; },
-               onError: (e) {
-                 Expect.equals(0, e);
-                 sawInnerHandler = true;
-                 throw e;
-               });
+      runZoned(() {
+        throw 0;
+      }, onError: (e) {
+        Expect.equals(0, e);
+        sawInnerHandler = true;
+        throw e;
+      });
     }, onError: (e) {
       Expect.equals(0, e);
       Expect.isTrue(sawInnerHandler);
       // If we are waiting for an error, don't asyncEnd, but let it time out.
       if (false) //# 01: runtime error
-        asyncEnd();
+      asyncEnd();
       throw e; //  //# 01: continued
     });
   } catch (e) {
     // We should never see an error here.
     if (false) //  //# 01: continued
-      rethrow;
+    rethrow;
   }
 }