Rename MenuItem to DrawerItem

sky/sdk/example/fitness/lib/settings.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 'package:sky/widgets/basic.dart';
+import 'package:sky/widgets/drawer_item.dart';
 import 'package:sky/widgets/switch.dart';
 import 'package:sky/widgets/icon_button.dart';
 import 'package:sky/widgets/material.dart';
-import 'package:sky/widgets/menu_item.dart';
 import 'package:sky/widgets/navigator.dart';
 import 'package:sky/widgets/scaffold.dart';
 import 'package:sky/widgets/tool_bar.dart';
 import 'package:sky/widgets/theme.dart';
 
 import 'fitness_types.dart';
 
 typedef void SettingsUpdater({
   BackupMode backup
 });
@@ skipping 21 matching lines @@
       center: new Text('Settings')
     );
   }
 
   Widget buildSettingsPane() {
     return new Material(
       type: MaterialType.canvas,
       child: new Container(
         padding: const EdgeDims.symmetric(vertical: 20.0),
         child: new Block([
-          new MenuItem(
+          new DrawerItem(
             onPressed: () { _handleBackupChanged(!(backup == BackupMode.enabled)); },
             children: [
               new Flexible(child: new Text('Back up data to the cloud')),
               new Switch(value: backup == BackupMode.enabled, onChanged: _handleBackupChanged)
             ]
           ),
-          new MenuItem(
+          new DrawerItem(
             children: [
               new Block([
                 new Text('Height'),
                 new Text("6'2\"", style: Theme.of(this).text.caption),
               ])
             ]
           ),
         ])
       )
     );
   }
 
   Widget build() {
     return new Scaffold(
       toolbar: buildToolBar(),
       body: buildSettingsPane()
     );
   }
 }