Added missing content to nav-top-menu

runtime/observatory/lib/src/elements/flag_list.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library flag_list_element;
 
 import 'dart:html';
 import 'dart:async';
 import 'package:observatory/models.dart' as M;
 import 'package:observatory/src/elements/helpers/nav_bar.dart';
 import 'package:observatory/src/elements/helpers/nav_menu.dart';
 import 'package:observatory/src/elements/helpers/rendering_scheduler.dart';
 import 'package:observatory/src/elements/helpers/tag.dart';
-import 'package:observatory/src/elements/helpers/uris.dart';
 import 'package:observatory/src/elements/nav/notify.dart';
 import 'package:observatory/src/elements/nav/refresh.dart';
 import 'package:observatory/src/elements/nav/top_menu.dart';
 import 'package:observatory/src/elements/nav/vm_menu.dart';
 import 'package:observatory/src/elements/view_footer.dart';
 
 class FlagListElement extends HtmlElement implements Renderable {
   static const tag = const Tag<FlagListElement>('flag-list',
                      dependencies: const [NavNotifyElement.tag,
                                           NavRefreshElement.tag,
@@ skipping 115 matching lines @@
           new SpanElement()..classes = ['name']
             ..text = flag.name,
           new SpanElement()..text = '=',
           new SpanElement()..classes = ['value']
             ..text = flag.valueAsString ?? 'NULL'
         ],
       new BRElement(),
     ];
   }
 }