Create an example app that demonstrates interactive coordination of an fn tree and a raw RenderObje…

sky/sdk/lib/widgets/ui_node.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 'dart:collection';
 import 'dart:mirrors';
 import 'dart:sky' as sky;
 
 import '../app/view.dart';
@@ skipping 786 matching lines @@
       // we haven't attached it yet
       UINodeAppView._appView.root = root;
     }
     assert(root.parent is RenderView);
   }
 
 }
 
 typedef UINode Builder();
 
-class RenderObjectToUINodeAdapter extends AbstractUINodeRoot {
+class RenderBoxToUINodeAdapter extends AbstractUINodeRoot {
 
-  RenderObjectToUINodeAdapter(
+  RenderBoxToUINodeAdapter(
     RenderObjectWithChildMixin<RenderBox> container,
     this.builder
   ) : _container = container, super() {
     assert(builder != null);
   }
 
   RenderObjectWithChildMixin<RenderBox> _container;
   RenderObjectWithChildMixin<RenderBox> get container => _container;
   void set container(RenderObjectWithChildMixin<RenderBox> value) {
     if (_container != value) {
@@ skipping 16 matching lines @@
     super._buildIfDirty();
     if (root.parent == null) {
       // we haven't attached it yet
       assert(_container.child == null);
       _container.child = root;
     }
     assert(root.parent == _container);
   }
 
   UINode build() => builder();
-}
+}