Incoming references service request and UI.

runtime/bin/vmservice/observatory/lib/src/elements/observatory_element.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 observatory_element;
 
 import 'dart:async';
 import 'dart:html';
 import 'package:observatory/app.dart';
 import 'package:polymer/polymer.dart';
@@ skipping 140 matching lines @@
     return (type == 'Type');
   }
 
   bool isUnexpected(String type) {
     return (!['Null',
               'Smi',
               'Mint',
               'Bigint',
               'Bool',
               'String',
-              'Double',
+              'Double',
               'Instance',
               'GrowableObjectArray',
               'Array',
               'Type',
               'Error'].contains(type));
   }
 }