Removed polymer & mirror from Observatory

runtime/observatory/lib/src/elements/megamorphiccache_ref.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.
 
 import 'dart:html';
 import 'dart:async';
 import 'package:observatory/models.dart' as M
   show IsolateRef, MegamorphicCacheRef;
 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';
 
 class MegamorphicCacheRefElement extends HtmlElement implements Renderable {
   static const tag =
-      const Tag<MegamorphicCacheRefElement>('megamorphic-cache-ref-wrapped');
+      const Tag<MegamorphicCacheRefElement>('megamorphic-cache-ref');
 
   RenderingScheduler<MegamorphicCacheRefElement> _r;
 
   Stream<RenderedEvent<MegamorphicCacheRefElement>> get onRendered =>
       _r.onRendered;
 
   M.IsolateRef _isolate;
   M.MegamorphicCacheRef _cache;
 
   M.IsolateRef get isolate => _isolate;
@@ skipping 29 matching lines @@
     children = [
       new AnchorElement(href: Uris.inspect(_isolate, object: _cache))
         ..children = [
           new SpanElement()..classes = ['emphasize']
             ..text = 'MegarmorphicCache',
           new SpanElement()..text = ' (${_cache.selector})'
         ]
     ];
   }
 }