Wrapping leaf nodes in non polymer elements

runtime/observatory/lib/src/repositories/mocks/isolate.dart

Index: runtime/observatory/lib/src/repositories/mocks/isolate.dart
diff --git a/runtime/observatory/lib/src/repositories/mocks/isolate.dart b/runtime/observatory/lib/src/repositories/mocks/isolate.dart
new file mode 100644
index 0000000000000000000000000000000000000000..c1e165f10363982f6464d36424bbdc5e41541c19
--- /dev/null
+++ b/runtime/observatory/lib/src/repositories/mocks/isolate.dart
@@ -0,0 +1,26 @@
+// 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 repositories;
+
+class IsolateRefMock implements IsolateRef {
+  final String id;
+  final int number;
+  final String name;
+
+  IsolateRefMock({this.id, this.number, this.name});
+}
+
+class IsolateMock implements Isolate {
+  final String id;
+  final int number;
+  final String name;
+  final DateTime startTime;
+  final bool runnable;
+  //final int livePorts;
+  //final bool pauseOnExit;
+
+  IsolateMock({this.id, this.number, this.name, this.startTime, this.runnable});
+  // TODO add other properties
+}