Adds StyledText

sky/tests/examples/styled_text.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:sky/widgets/widget.dart';
 
-import '../../examples/stocks2/lib/stock_app.dart';
+import '../../examples/widgets/styled_text.dart';
 import '../resources/display_list.dart';
 
-class TestStocksApp extends StocksApp {
-
-  Completer _completer = new Completer();
-  Future get isMounted => _completer.future;
-
-  void didMount() {
-    super.didMount();
-    _completer.complete();
-  }
-}
-
 main() async {
   TestRenderView testRenderView = new TestRenderView();
-  TestStocksApp app = new TestStocksApp();
+  StyledTextApp app = new StyledTextApp();
   runApp(app, renderViewOverride: testRenderView);
   await testRenderView.checkFrame();
-  await app.isMounted;
-  await testRenderView.checkFrame();
   testRenderView.endTest();
 }