Fix disassembly page after profile page

runtime/observatory/lib/src/service/object.dart

 // Copyright (c) 2014, 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.
 
 part of service;
 
 /// A [ServiceObject] represents a persistent object within the vm.
 abstract class ServiceObject extends Observable {
   static int LexicalSortName(ServiceObject o1, ServiceObject o2) {
     return o1.name.compareTo(o2.name);
@@ skipping 2596 matching lines @@
       return;
     }
     // Load the script and then update descriptors.
     function.script.load().then(_updateDescriptors);
   }
 
   /// Reload [this]. Returns a future which completes to [this] or
   /// a [ServiceError].
   Future<ServiceObject> reload() {
     assert(kind != null);
-    if (kind == CodeKind.Dart) {
+    if (isDartCode) {
       // We only reload Dart code.
       return super.reload();
     }
     return new Future.value(this);
   }
 
   void _update(ObservableMap m, bool mapIsRef) {
     name = m['name'];
     vmName = (m.containsKey('vmName') ? m['vmName'] : name);
     isOptimized = m['_optimized'];
@@ skipping 118 matching lines @@
     }
   }
 
   /// Returns true if [address] is contained inside [this].
   bool contains(int address) {
     return (address >= startAddress) && (address < endAddress);
   }
 
   @reflectable bool get isDartCode => (kind == CodeKind.Dart) ||
                                       (kind == CodeKind.Stub);
+
+  String toString() => 'Code($kind, $name)';
 }
 
 
 class SocketKind {
   final _value;
   const SocketKind._internal(this._value);
   String toString() => '$_value';
 
   static SocketKind fromString(String s) {
     if (s == 'Listening') {
@@ skipping 229 matching lines @@
     var v = list[i];
     if ((v is ObservableMap) && _isServiceMap(v)) {
       list[i] = owner.getFromMap(v);
     } else if (v is ObservableList) {
       _upgradeObservableList(v, owner);
     } else if (v is ObservableMap) {
       _upgradeObservableMap(v, owner);
     }
   }
 }