Add a VM page to the observatory.

runtime/bin/vmservice/client/lib/src/elements/vm_ref.dart

Index: runtime/bin/vmservice/client/lib/src/elements/vm_ref.dart
diff --git a/runtime/bin/vmservice/client/lib/src/elements/code_ref.dart b/runtime/bin/vmservice/client/lib/src/elements/vm_ref.dart
similarity index 66%
copy from runtime/bin/vmservice/client/lib/src/elements/code_ref.dart
copy to runtime/bin/vmservice/client/lib/src/elements/vm_ref.dart
index 47103d3a3443bdda67623817ffa44fadd1a77541..56fab8adc6c37196a7d16f7e9b6a966193ab1041 100644
--- a/runtime/bin/vmservice/client/lib/src/elements/code_ref.dart
+++ b/runtime/bin/vmservice/client/lib/src/elements/vm_ref.dart
@@ -2,12 +2,12 @@
 // 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.
 
-library code_ref_element;
+library vm_ref_element;
 
 import 'package:polymer/polymer.dart';
 import 'service_ref.dart';
 
-@CustomTag('code-ref')
-class CodeRefElement extends ServiceRefElement {
-  CodeRefElement.created() : super.created();
+@CustomTag('vm-ref')
+class VMRefElement extends ServiceRefElement {
+  VMRefElement.created() : super.created();
 }