Rename UINode to Widget.

sky/sdk/lib/editing2/input.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' as sky;
 
 import '../widgets/basic.dart';
 import 'editable_string.dart';
 import 'editable_text.dart';
 import 'keyboard.dart';
@@ skipping 51 matching lines @@
 
   void _handleTextUpdated() {
     scheduleBuild();
     if (_value != _editableValue.text) {
       _value = _editableValue.text;
       if (onChanged != null)
         onChanged(_value);
     }
   }
 
-  UINode build() {
+  Widget build() {
     if (focused && !_isAttachedToKeyboard) {
       keyboard.show(_editableValue.stub);
       _isAttachedToKeyboard = true;
     }
 
-    List<UINode> children = [];
+    List<Widget> children = [];
 
     if (placeholder != null && _value.isEmpty) {
       children.add(new Container(
           // style: _placeholderStyle,
           child: new Text(placeholder)
       ));
     }
 
     children.add(new EditableText(value: _editableValue, focused: focused));
 
     return new EventListenerNode(
       // style: _style,
       // inlineStyle: focused ? _focusedInlineStyle : null,
       new Stack(children),
       onPointerDown: (sky.Event e) => keyboard.showByRequest()
     );
   }
 
   void didUnmount() {
     if (_isAttachedToKeyboard)
       keyboard.hide();
     super.didUnmount();
   }
 
 }