Update chrome://serviceworker-internals when ServiceWorker is unregistered.

content/browser/resources/service_worker/serviceworker_internals.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('serviceworker', function() {
     'use strict';
 
     function update() {
         chrome.send('getAllRegistrations');
     }
@@ skipping 115 matching lines @@
                              message) {
         outputLogMessage(partition_id,
                          version_id,
                          'Console: ' + JSON.stringify(message) + '\n');
     }
 
     function onVersionStateChanged(partition_id, version_id) {
         update();
     }
 
+    function onRegistrationStored(scope) {
+        update();
+    }
+
+    function onRegistrationDeleted(scope) {
+        update();
+    }
+
     function outputLogMessage(partition_id, version_id, message) {
         if (!(partition_id in allLogMessages)) {
             allLogMessages[partition_id] = {};
         }
         var logMessages = allLogMessages[partition_id];
         if (version_id in logMessages) {
             logMessages[version_id] += message;
         } else {
             logMessages[version_id] = message;
         }
@@ skipping 11 matching lines @@
 
     return {
         update: update,
         onOperationComplete: onOperationComplete,
         onPartitionData: onPartitionData,
         onWorkerStarted: onWorkerStarted,
         onWorkerStopped: onWorkerStopped,
         onErrorReported: onErrorReported,
         onConsoleMessageReported: onConsoleMessageReported,
         onVersionStateChanged: onVersionStateChanged,
+        onRegistrationStored: onRegistrationStored,
+        onRegistrationDeleted: onRegistrationDeleted,
     };
 });
 
 document.addEventListener('DOMContentLoaded', serviceworker.update);