[Effen] s/Node/UINode/, s/Element/WrapperNode/, s/EventTarget/EventListenerNode/

sky/examples/stocks/lib/stock_arrow.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:math';
 import 'package:sky/framework/fn.dart';
 
 class StockArrow extends Component {
   static final Style _style = new Style('''
     width: 40px;
@@ skipping 55 matching lines @@
     double maxPercent = 10.0;
     return max(0, ((percentChange.abs() / maxPercent) * _kGreenColors.length).floor());
   }
 
   String _colorForPercentChange(double percentChange) {
     if (percentChange > 0)
       return _kGreenColors[_colorIndexForPercentChange(percentChange)];
     return _kRedColors[_colorIndexForPercentChange(percentChange)];
   }
 
-  Node build() {
+  UINode build() {
     String border = _colorForPercentChange(percentChange).toString();
     bool up = percentChange > 0;
     String type = up ? 'bottom' : 'top';
 
     return new Container(
       inlineStyle: 'border-color: $border',
       style: _style,
       children: [
         new Container(
           inlineStyle: 'border-$type-color: $border',
           style: up ? _upStyle : _downStyle
         )
       ]
     );
   }
 }