Add a VM page to the observatory.

runtime/bin/vmservice/client/lib/src/service/service.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;
 
 /// Recursively upgrades all [ServiceObject]s inside [collection] which must
 /// be an [ObservableMap] or an [ObservableList]. Upgraded elements will be
 /// associated with [vm] and [isolate].
 void upgradeCollection(collection, VM vm, Isolate isolate) {
@@ skipping 36 matching lines @@
   if (m == null) {
     return null;
   }
   if (!ServiceObject.isServiceMap(m)) {
     Logger.root.severe("Malformed service object: $m");
   }
   assert(ServiceObject.isServiceMap(m));
   var type = ServiceObject.stripRef(m['type']);
   switch (type) {
     case 'Error':
-      return new ServiceError.fromMap(isolate, m);
-    case 'IsolateList':
-      vm.isolates.update(m);
-      return vm.isolates;
+      if (isolate != null) {
+        return new ServiceError.fromMap(isolate, m);
+      } else {
+        return new ServiceError.fromMap(vm, m);
+      }
+      break;
     case 'Script':
       return isolate.scripts.putIfAbsent(m);
     case 'Code':
       return isolate.codes.putIfAbsent(m);
     case 'Isolate':
       return vm.isolates.getIsolateFromMap(m);
     case 'Class':
       return isolate.classes.putIfAbsent(m);
     case 'Function':
       return isolate.functions.putIfAbsent(m);
+    case 'VM':
+      return vm.update(m);
   }
   return new ServiceMap.fromMap(isolate, m);
 }