SkyDemo should use explicit intents

sky/sdk/home.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:sky';
 
 import 'package:mojom/intents/intents.mojom.dart';
 import 'package:sky/mojo/shell.dart' as shell;
 import 'package:sky/painting/box_painter.dart';
 import 'package:sky/theme/colors.dart' as colors;
 import 'package:sky/theme/edges.dart';
 import 'package:sky/theme/typography.dart' as typography;
 import 'package:sky/widgets/basic.dart';
 import 'package:sky/widgets/card.dart';
 import 'package:sky/widgets/fixed_height_scrollable.dart';
 import 'package:sky/widgets/flat_button.dart';
 import 'package:sky/widgets/material.dart';
 import 'package:sky/widgets/scaffold.dart';
 import 'package:sky/widgets/theme.dart';
 import 'package:sky/widgets/tool_bar.dart';
 
 void launch(String relativeUrl) {
   Uri url = Uri.base.resolve(relativeUrl);
-  url = url.replace(scheme: 'sky');
 
   ActivityManagerProxy activityManager = new ActivityManagerProxy.unbound();
+  ComponentName component = new ComponentName()
+    ..packageName = 'org.domokit.sky.demo'
+    ..className = 'org.domokit.sky.demo.SkyDemoActivity';
   Intent intent = new Intent()
     ..action = 'android.intent.action.VIEW'
+    ..component = component
     ..url = url.toString();
   shell.requestService(null, activityManager);
   activityManager.ptr.startActivity(intent);
 }
 
 class SkyDemo {
   String name;
   String href;
   String description;
   typography.TextTheme textTheme;
@@ skipping 126 matching lines @@
           child: new DemoList()
         )
       )
     );
   }
 }
 
 void main() {
   runApp(new SkyHome());
 }