Dart: Refactor Stubs

mojo/dart/packages/mojo/lib/src/application.dart

Index: mojo/dart/packages/mojo/lib/src/application.dart
diff --git a/mojo/dart/packages/mojo/lib/src/application.dart b/mojo/dart/packages/mojo/lib/src/application.dart
index ba19009916ac0bc61c6a29db97d5cff1d7235795..4cc7d87ec76c4cb58caa8c64112c0d3db867b36e 100644
--- a/mojo/dart/packages/mojo/lib/src/application.dart
+++ b/mojo/dart/packages/mojo/lib/src/application.dart
@@ -13,13 +13,13 @@ class _ApplicationImpl implements application_mojom.Application {
       Application application, core.MojoMessagePipeEndpoint endpoint) {
     _application = application;
     _stub = new application_mojom.ApplicationStub.fromEndpoint(endpoint, this);
-    _stub.onError = ((_) => close());
+    _stub.ctrl.onError = ((_) => close());
   }
 
   _ApplicationImpl.fromHandle(Application application, core.MojoHandle handle) {
     _application = application;
     _stub = new application_mojom.ApplicationStub.fromHandle(handle, this);
-    _stub.onError = ((_) => close());
+    _stub.ctrl.onError = ((_) => close());
   }
 
   _ApplicationImpl.fromStub(Application application,
@@ -27,11 +27,11 @@ class _ApplicationImpl implements application_mojom.Application {
     _application = application;
     _stub = applicationStub;
     _stub.impl = this;
-    _stub.onError = ((_) => close());
+    _stub.ctrl.onError = ((_) => close());
   }
 
   set onError(core.ErrorHandler f) {
-    _stub.onError = f;
+    _stub.ctrl.onError = f;
   }
 
   void initialize(