Add native permissions dialog for apps_devtools app.

chrome/browser/resources/apps_debugger/js/items_list.js

 // Copyright (c) 2012 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('apps_dev_tool', function() {
   'use strict';
 
   /**
    * Creates a new list of items.
    * @param {Object=} opt_propertyBag Optional properties.
@@ skipping 258 matching lines @@
 
     /**
      * Sets the permissions link handler.
      * @param {!Object} item A dictionary of item metadata.
      * @param {HTMLElement} el HTML element containing all items.
      * @private
      */
     setPermissionsLink_: function(item, el) {
       var permissions = el.querySelector('.permissions-link');
       permissions.addEventListener('click', function(e) {
-        var permissionItem = $('permissions-item');
-        permissionItem.textContent = '';
-        chrome.management.getPermissionWarningsById(
-            item.id,
-            function(warnings) {
-              warnings.forEach(function(permission) {
-                var li = document.createElement('li');
-                li.textContent = permission;
-                permissionItem.appendChild(li);
-            });
-          AppsDevTool.showOverlay($('permissions-overlay'));
-        });
-
-        $('permissions-icon').style.backgroundImage =
-            'url(' + item.icon + ')';
-        $('permissions-title').textContent = item.name;
-        e.preventDefault();
+        chrome.developerPrivate.showPermissionsDialog(item.id);
       });
     },
 
     /**
      * Sets the remove button handler.
      * @param {!Object} item A dictionary of item metadata.
      * @param {HTMLElement} el HTML element containing all items.
      * @private
      */
     setRemoveButton_: function(item, el) {
@@ skipping 122 matching lines @@
       ItemsList.onSearchInput();
     });
   };
 
   /**
    * Launches the item with id |id|.
    * @param {string} id Item ID.
    */
   ItemsList.launchApp = function(id) {
     chrome.management.launchApp(id, function() {
-      // There is a delay in generation of background page for the app.
-      setTimeout(ItemsList.loadItemsInfo, 1000);
+      ItemsList.loadItemsInfo();
     });
   };
 
   return {
     ItemsList: ItemsList,
   };
 });