Add Debugger.inspect. 1976 here we come!

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

 <link rel="import" href="../../../../packages/polymer/polymer.html">
 <link rel="import" href="action_link.html">
 <link rel="import" href="observatory_element.html">
 
 <polymer-element name="nav-bar" extends="observatory-element">
   <template>
     <link rel="stylesheet" href="css/shared.css">
     <style>
       nav {
         position: fixed;
@@ skipping 315 matching lines @@
         <a class="boxclose" on-click="{{ closeItem }}">&times;</a>
       </div>
     </template>
     <template if="{{ event.eventType == 'VMDisconnected' }}">
       <div class="item">
         Disconnected from VM
         <br><br>
         <a class="boxclose" on-click="{{ closeItem }}">&times;</a>
       </div>
     </template>
+    <template if="{{ event.eventType == 'Inspect' }}">
+      <div class="item">
+        Inspect <any-service-ref ref="{{ event.inspectee }}"></any-service-ref>
+        <br><br>
+        <a class="boxclose" on-click="{{ closeItem }}">&times;</a>
+      </div>
+    </template>
   </template>
 </polymer-element>
 
 
 <script type="application/dart" src="nav_bar.dart"></script>