Converted Observatory isolate-nav-menu element

runtime/observatory/lib/src/models/objects/object.dart

Index: runtime/observatory/lib/src/models/objects/object.dart
diff --git a/runtime/observatory/lib/src/models/objects/object.dart b/runtime/observatory/lib/src/models/objects/object.dart
new file mode 100644
index 0000000000000000000000000000000000000000..76b23932a2d25844224d1c17a2a376175b861d0b
--- /dev/null
+++ b/runtime/observatory/lib/src/models/objects/object.dart
@@ -0,0 +1,12 @@
+// Copyright (c) 2016, 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 models;
+
+abstract class ObjectRef {
+  /// A unique identifier for an Object.
+  String get id;
+}
+
+abstract class Object implements ObjectRef {}