Functions are objects too!

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

 <link rel="import" href="../../../../packages/polymer/polymer.html">
 <link rel="import" href="class_ref.html">
 <link rel="import" href="error_view.html">
 <link rel="import" href="field_ref.html">
 <link rel="import" href="function_ref.html">
 <link rel="import" href="inbound_reference.html">
 <link rel="import" href="instance_ref.html">
 <link rel="import" href="observatory_element.html">
 <link rel="import" href="nav_bar.html">
 <link rel="import" href="eval_link.html">
 
 <polymer-element name="object-common" extends="observatory-element">
   <template>
     <link rel="stylesheet" href="css/shared.css">
     <div class="memberList">
 
       <div class="memberItem">
         <div class="memberName">class</div>
         <div class="memberValue">
           <class-ref ref="{{ object.clazz }}"></class-ref>
         </div>
       </div>
 
       <div class="memberItem" title="Space for this object in memory">
-        <div class="memberName">size</div>
+        <div class="memberName">shallow size</div>
         <div class="memberValue">{{ object.size | formatSize }}</div>
       </div>
 
       <div class="memberItem" title="Space that would be reclaimed if references to this object were replaced with null">
         <div class="memberName">retained size</div>
         <div class="memberValue">
           <template if="{{ retainedBytes == null }}">
             <eval-link callback="{{ retainedSize }}"
                        label="[calculate]">
             </eval-link>
           </template>
           <template if="{{ retainedBytes != null }}">
             {{ retainedBytes | formatSize }}
           </template>
         </div>
       </div>
 
       <div class="memberItem">
         <div class="memberName">retaining path</div>
         <div class="memberValue">
           <template if="{{ path == null }}">
             <eval-link callback="{{ retainingPath }}"
                        label="[find]"
                        expr="20">
             </eval-link>
           </template>
           <template if="{{ path != null }}">
+            <template if="{{ path['length'] == 0 }}">
+              &lt;root&gt;
+            </template>
             <template repeat="{{ element in path['elements'] }}">
             <div class="memberItem">
               <div class="memberName">[{{ element['index']}}]</div>
               <div class="memberValue">
                 <template if="{{ element['parentField'] != null }}">
-                  from <field-ref ref="{{ element['parentField'] }}"></field-ref> of
+                  from <any-service-ref ref="{{ element['parentField'] }}"></any-service-ref> of
                 </template>
                 <template if="{{ element['parentListIndex'] != null }}">
                   from [{{ element['parentListIndex'] }}] of
                 </template>
                 <template if="{{ element['_parentWordOffset'] != null }}">
                   from word[{{ element['_parentWordOffset'] }}] of
                 </template>
                 <any-service-ref ref="{{ element['value'] }}"></any-service-ref>
               </div>
               </div>
@@ skipping 13 matching lines @@
       <div class="memberItem" title="Objects which directly reference this object">
         <div class="memberName">inbound references</div>
         <div class="memberValue">
           <template if="{{ inboundReferences == null }}">
             <eval-link callback="{{ fetchInboundReferences }}"
                        label="[find]"
                        expr="100">
             </eval-link>
           </template>
           <template if="{{ inboundReferences != null }}">
+            <template if="{{ inboundReferences['references'].length == 0 }}">
+              &lt;root&gt;
+            </template>
             <template repeat="{{ reference in inboundReferences['references'] }}">
               <inbound-reference ref="{{ reference }}"></inbound-reference>
             </template>
           </template>
         </div>
       </div>
 
    </div>
   </template>
 </polymer-element>
 
 <script type="application/dart" src="object_common.dart"></script>