Dart: Refactor Stubs

mojo/dart/apptests/test_apps/pingpong/lib/main.dart

 // Copyright 2015 The Chromium Authors. 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:mojo/application.dart';
 import 'package:mojo/bindings.dart';
 import 'package:mojo/core.dart';
 
@@ skipping 84 matching lines @@
         "mojo:dart_pingpong_target", targetServiceProxy);
 
     // Pass along the interface request to another implementation of the
     // service.
     targetServiceProxy.getPingPongService(serviceStub);
     targetServiceProxy.close();
   }
 
   getPingPongServiceDelayed(PingPongServiceStub serviceStub) {
     Timer.run(() {
-      var endpoint = serviceStub.unbind();
+      var endpoint = serviceStub.ctrl.unbind();
       new Timer(const Duration(milliseconds: 10), () {
         var targetServiceProxy = new PingPongServiceProxy.unbound();
         _application.connectToService(
             "mojo:dart_pingpong_target", targetServiceProxy);
 
         // Pass along the interface request to another implementation of the
         // service.
-        serviceStub.bind(endpoint);
+        serviceStub.ctrl.bind(endpoint);
         targetServiceProxy.getPingPongService(serviceStub);
         targetServiceProxy.close();
       });
     });
   }
 
   void quit() {}
 }
 
 class PingPongApplication extends Application {
   PingPongApplication.fromHandle(MojoHandle handle) : super.fromHandle(handle);
 
   @override
   void acceptConnection(String requestorUrl, String resolvedUrl,
       ApplicationConnection connection) {
     connection.provideService(PingPongService.serviceName,
         (endpoint) => new PingPongServiceImpl(this, endpoint),
         description: PingPongServiceStub.serviceDescription);
   }
 }
 
 main(List args, Object handleToken) {
   MojoHandle appHandle = new MojoHandle(handleToken);
   new PingPongApplication.fromHandle(appHandle)
     ..onError = ((_) {
       MojoHandle.reportLeakedHandles();
     });
 }