Expose Service Describer in Dart mojo package

mojo/dart/packages/mojo_services/lib/notifications/notifications.mojom.dart

 // Copyright 2014 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.
 
 library notifications_mojom;
 
 import 'dart:async';
 
 import 'package:mojo/bindings.dart' as bindings;
 import 'package:mojo/core.dart' as core;
@@ skipping 486 matching lines @@
 
 
 
 
 const int _NotificationClient_onSelectedName = 0;
 const int _NotificationClient_onDismissedName = 1;
 
 
 
 class _NotificationClientServiceDescription implements service_describer.ServiceDescription {
-  dynamic getTopLevelInterface([Function responseFactory]) => null;
+  dynamic getTopLevelInterface([Function responseFactory]) =>
+      responseFactory(null);
 
-  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) => null;
+  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) =>
+      responseFactory(null);
 
-  dynamic getAllTypeDefinitions([Function responseFactory]) => null;
+  dynamic getAllTypeDefinitions([Function responseFactory]) =>
+      responseFactory(null);
 }
 
 abstract class NotificationClient {
   static const String serviceName = null;
   void onSelected();
   void onDismissed();
 }
 
 
 class _NotificationClientProxyImpl extends bindings.Proxy {
@@ skipping 163 matching lines @@
     _impl = d;
   }
 
   String toString() {
     var superString = super.toString();
     return "NotificationClientStub($superString)";
   }
 
   int get version => 0;
 
-  service_describer.ServiceDescription get serviceDescription =>
-    new _NotificationClientServiceDescription();
+  static service_describer.ServiceDescription _cachedServiceDescription;
+  static service_describer.ServiceDescription get serviceDescription {
+    if (_cachedServiceDescription == null) {
+      _cachedServiceDescription = new _NotificationClientServiceDescription();
+    }
+    return _cachedServiceDescription;
+  }
 }
 
 const int _Notification_updateName = 0;
 const int _Notification_cancelName = 1;
 
 
 
 class _NotificationServiceDescription implements service_describer.ServiceDescription {
-  dynamic getTopLevelInterface([Function responseFactory]) => null;
+  dynamic getTopLevelInterface([Function responseFactory]) =>
+      responseFactory(null);
 
-  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) => null;
+  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) =>
+      responseFactory(null);
 
-  dynamic getAllTypeDefinitions([Function responseFactory]) => null;
+  dynamic getAllTypeDefinitions([Function responseFactory]) =>
+      responseFactory(null);
 }
 
 abstract class Notification {
   static const String serviceName = null;
   void update(NotificationData notificationData);
   void cancel();
 }
 
 
 class _NotificationProxyImpl extends bindings.Proxy {
@@ skipping 164 matching lines @@
     _impl = d;
   }
 
   String toString() {
     var superString = super.toString();
     return "NotificationStub($superString)";
   }
 
   int get version => 0;
 
-  service_describer.ServiceDescription get serviceDescription =>
-    new _NotificationServiceDescription();
+  static service_describer.ServiceDescription _cachedServiceDescription;
+  static service_describer.ServiceDescription get serviceDescription {
+    if (_cachedServiceDescription == null) {
+      _cachedServiceDescription = new _NotificationServiceDescription();
+    }
+    return _cachedServiceDescription;
+  }
 }
 
 const int _NotificationService_postName = 0;
 
 
 
 class _NotificationServiceServiceDescription implements service_describer.ServiceDescription {
-  dynamic getTopLevelInterface([Function responseFactory]) => null;
+  dynamic getTopLevelInterface([Function responseFactory]) =>
+      responseFactory(null);
 
-  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) => null;
+  dynamic getTypeDefinition(String typeKey, [Function responseFactory]) =>
+      responseFactory(null);
 
-  dynamic getAllTypeDefinitions([Function responseFactory]) => null;
+  dynamic getAllTypeDefinitions([Function responseFactory]) =>
+      responseFactory(null);
 }
 
 abstract class NotificationService {
   static const String serviceName = "notifications::NotificationService";
   void post(NotificationData notificationData, Object client, Object notification);
 }
 
 
 class _NotificationServiceProxyImpl extends bindings.Proxy {
   _NotificationServiceProxyImpl.fromEndpoint(
@@ skipping 152 matching lines @@
     _impl = d;
   }
 
   String toString() {
     var superString = super.toString();
     return "NotificationServiceStub($superString)";
   }
 
   int get version => 0;
 
-  service_describer.ServiceDescription get serviceDescription =>
-    new _NotificationServiceServiceDescription();
+  static service_describer.ServiceDescription _cachedServiceDescription;
+  static service_describer.ServiceDescription get serviceDescription {
+    if (_cachedServiceDescription == null) {
+      _cachedServiceDescription = new _NotificationServiceServiceDescription();
+    }
+    return _cachedServiceDescription;
+  }
 }