Omnibus Observatory UI fixes:

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

 // Copyright (c) 2015, 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;
 import 'package:observatory/src/elements/helpers/any_ref.dart';
 import 'package:observatory/src/elements/helpers/nav_bar.dart';
 import 'package:observatory/src/elements/helpers/nav_menu.dart';
@@ skipping 20 matching lines @@
 
   RenderingScheduler<PortsElement> _r;
 
   Stream<RenderedEvent<PortsElement>> get onRendered => _r.onRendered;
 
   M.VM _vm;
   M.IsolateRef _isolate;
   M.EventRepository _events;
   M.NotificationRepository _notifications;
   M.PortsRepository _ports;
-  M.InstanceRepository _instances;
+  M.ObjectRepository _objects;
   M.Ports _isolatePorts;
 
   M.IsolateRef get isolate => _isolate;
   M.NotificationRepository get notifications => _notifications;
   M.PortsRepository get ports => _ports;
   M.VMRef get vm => _vm;
 
   factory PortsElement(
       M.VM vm,
       M.IsolateRef isolate,
       M.EventRepository events,
       M.NotificationRepository notifications,
       M.PortsRepository ports,
-      M.InstanceRepository instances,
+      M.ObjectRepository objects,
       {RenderingQueue queue}) {
     assert(vm != null);
     assert(isolate != null);
     assert(events != null);
     assert(notifications != null);
     assert(ports != null);
-    assert(instances != null);
+    assert(objects != null);
     PortsElement e = document.createElement(tag.name);
     e._r = new RenderingScheduler(e, queue: queue);
     e._vm = vm;
     e._isolate = isolate;
     e._events = events;
     e._notifications = notifications;
     e._ports = ports;
-    e._instances = instances;
+    e._objects = objects;
     return e;
   }
 
   PortsElement.created() : super.created();
 
   int get portCount {
     return _isolatePorts == null ? 0 : _isolatePorts.elements.length;
   }
 
   @override
@@ skipping 46 matching lines @@
               ..classes = ['memberName']
               ..children = [
                 new SpanElement()
                   ..classes = ['port-number']
                   ..text = '[ ${++i} ] ',
                 new SpanElement()..text = '${port.name}'
               ],
             new DivElement()
               ..classes = ['memberValue']
               ..children = [
-                anyRef(_isolate, port.handler, _instances, queue: _r.queue)
+                anyRef(_isolate, port.handler, _objects, queue: _r.queue)
               ]
           ])
         .toList();
   }
 
   Future _refresh() async {
     _isolatePorts = null;
     _r.dirty();
     _isolatePorts = await _ports.get(_isolate);
     _r.dirty();
   }
 }