Complete the switch to ServiceObject

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

Index: runtime/bin/vmservice/client/lib/src/elements/nav_bar.dart
diff --git a/runtime/bin/vmservice/client/lib/src/elements/nav_bar.dart b/runtime/bin/vmservice/client/lib/src/elements/nav_bar.dart
index 96cb731598d515fc4454d225089d69983b7a5b3d..aaebe1d6cb76fcf278e9c6a90fed468b3aea1040 100644
--- a/runtime/bin/vmservice/client/lib/src/elements/nav_bar.dart
+++ b/runtime/bin/vmservice/client/lib/src/elements/nav_bar.dart
@@ -5,9 +5,8 @@
 library nav_bar_element;
 
 import 'dart:html';
-import 'isolate_element.dart';
 import 'observatory_element.dart';
-import 'package:observatory/app.dart';
+import 'package:observatory/service.dart';
 import 'package:polymer/polymer.dart';
 
 
@@ -33,10 +32,20 @@ class NavMenuItemElement extends ObservatoryElement {
   NavMenuItemElement.created() : super.created();
 }
 
+@CustomTag('nav-menu-item-checkbox')
+class NavMenuItemCheckboxElement extends ObservatoryElement {
+  @published String label;
+  @published bool checked;
+
+  NavMenuItemCheckboxElement.created() : super.created();
+}
+
+
 @CustomTag('nav-refresh')
 class NavRefreshElement extends ObservatoryElement {
   @published var callback;
   @published bool active = false;
+  @published String label = 'Refresh';
 
   NavRefreshElement.created() : super.created();
 
@@ -63,23 +72,24 @@ class TopNavMenuElement extends ObservatoryElement {
 }
 
 @CustomTag('isolate-nav-menu')
-class IsolateNavMenuElement extends IsolateElement {
+class IsolateNavMenuElement extends ObservatoryElement {
   @published bool last = false;
+  @published Isolate isolate;
 
   IsolateNavMenuElement.created() : super.created();
 }
 
 @CustomTag('library-nav-menu')
-class LibraryNavMenuElement extends IsolateElement {
-  @published Map library;
+class LibraryNavMenuElement extends ObservatoryElement {
+  @published ServiceMap library;
   @published bool last = false;
 
   LibraryNavMenuElement.created() : super.created();
 }
 
 @CustomTag('class-nav-menu')
-class ClassNavMenuElement extends IsolateElement {
-  @published Map cls;
+class ClassNavMenuElement extends ObservatoryElement {
+  @published ServiceMap cls;
   @published bool last = false;
 
   ClassNavMenuElement.created() : super.created();