Continue improving the documentation for the vm service protocol.

runtime/observatory/lib/src/elements/field_view.html

Index: runtime/observatory/lib/src/elements/field_view.html
diff --git a/runtime/observatory/lib/src/elements/field_view.html b/runtime/observatory/lib/src/elements/field_view.html
index 2a9d728343902c0c98a299e7f1d67532cad1d429..cad31aa860e84456d9b260c30e05f2f487d9d317 100644
--- a/runtime/observatory/lib/src/elements/field_view.html
+++ b/runtime/observatory/lib/src/elements/field_view.html
@@ -12,12 +12,9 @@
     <nav-bar>
       <top-nav-menu></top-nav-menu>
       <isolate-nav-menu isolate="{{ field.isolate }}"></isolate-nav-menu>
-      <template if="{{ field.owner.type == 'Class' }}">
-        <!-- TODO(turnidge): Add library nav menu here. -->
-        <class-nav-menu cls="{{ field.owner }}"></class-nav-menu>
-      </template>
-      <template if="{{ field.owner.type == 'Library' }}">
-        <library-nav-menu library="{{ field.owner }}"></library-nav-menu>
+      <library-nav-menu library="{{ field.library }}"></library-nav-menu>
+      <template if="{{ field.dartOwner is ServiceClass }}">
+        <class-nav-menu cls="{{ field.dartOwner }}"></class-nav-menu>
       </template>
       <nav-menu link="{{ makeLink('/inspect', field) }}" anchor="{{ field.name }}" last="{{ true }}"></nav-menu>
       <nav-refresh callback="{{ refresh }}"></nav-refresh>
@@ -42,12 +39,7 @@
         <div class="memberItem">
           <div class="memberName">owner</div>
           <div class="memberValue">
-            <template if="{{ field.owner.type == 'Class' }}">
-              <class-ref ref="{{ field.owner }}"></class-ref>
-            </template>
-            <template if="{{ field.owner.type != 'Class' }}">
-              <library-ref ref="{{ field.owner }}"></library-ref>
-            </template>
+            <any-service-ref ref="{{ function.dartOwner }}"></any-service-ref>
           </div>
         </div>
         <div class="memberItem">