Update charted to 0.4.8 and roll

packages/async/test/stream_zip_zone_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 "dart:async";
 import "package:test/test.dart";
 
 // Test that stream listener callbacks all happen in the zone where the
 // listen occurred.
 
 main() {
- StreamController controller;
- controller = new StreamController();
- testStream("singlesub-async", controller, controller.stream);
- controller = new StreamController.broadcast();
- testStream("broadcast-async", controller, controller.stream);
- controller = new StreamController();
- testStream("asbroadcast-async", controller,
-                                 controller.stream.asBroadcastStream());
+  StreamController controller;
+  controller = new StreamController();
+  testStream("singlesub-async", controller, controller.stream);
+  controller = new StreamController.broadcast();
+  testStream("broadcast-async", controller, controller.stream);
+  controller = new StreamController();
+  testStream(
+      "asbroadcast-async", controller, controller.stream.asBroadcastStream());
 
- controller = new StreamController(sync: true);
- testStream("singlesub-sync", controller, controller.stream);
- controller = new StreamController.broadcast(sync: true);
- testStream("broadcast-sync", controller, controller.stream);
- controller = new StreamController(sync: true);
- testStream("asbroadcast-sync", controller,
-                                controller.stream.asBroadcastStream());
+  controller = new StreamController(sync: true);
+  testStream("singlesub-sync", controller, controller.stream);
+  controller = new StreamController.broadcast(sync: true);
+  testStream("broadcast-sync", controller, controller.stream);
+  controller = new StreamController(sync: true);
+  testStream(
+      "asbroadcast-sync", controller, controller.stream.asBroadcastStream());
 }
 
 void testStream(String name, StreamController controller, Stream stream) {
   test(name, () {
     Zone outer = Zone.current;
     runZoned(() {
       Zone newZone1 = Zone.current;
       StreamSubscription sub;
-      sub = stream.listen(expectAsync((v) {
+      sub = stream.listen(expectAsync1((v) {
         expect(v, 42);
         expect(Zone.current, newZone1);
         outer.run(() {
-          sub.onData(expectAsync((v) {
+          sub.onData(expectAsync1((v) {
             expect(v, 37);
             expect(Zone.current, newZone1);
             runZoned(() {
-              sub.onData(expectAsync((v) {
+              sub.onData(expectAsync1((v) {
                 expect(v, 87);
                 expect(Zone.current, newZone1);
               }));
             });
             if (controller is SynchronousStreamController) {
               scheduleMicrotask(() => controller.add(87));
             } else {
               controller.add(87);
             }
           }));
         });
         if (controller is SynchronousStreamController) {
           scheduleMicrotask(() => controller.add(37));
         } else {
           controller.add(37);
         }
       }));
     });
     controller.add(42);
   });
 }