Hide warning sign for Active Directory pods

ui/login/account_picker/user_pod_row.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.
 
 /**
  * @fileoverview User pod row implementation.
  */
 
 cr.define('login', function() {
   /**
@@ skipping 762 matching lines @@
         this.submitButton.tabIndex = UserPodTabOrder.POD_INPUT;
       }
 
       this.imageElement.addEventListener('load',
           this.parentNode.handlePodImageLoad.bind(this.parentNode, this));
 
       var initialAuthType = this.user.initialAuthType ||
           AUTH_TYPE.OFFLINE_PASSWORD;
       this.setAuthType(initialAuthType, null);
 
+      if (this.user.isActiveDirectory)
+        this.setAttribute('is-active-directory', '');
+
       this.userClickAuthAllowed_ = false;
 
       // Lazy load the assets needed for the polymer submit button.
       var isLockScreen = (Oobe.getInstance().displayType == DISPLAY_TYPE.LOCK);
       if (cr.isChromeOS && isLockScreen &&
           !cr.ui.login.ResourceLoader.alreadyLoadedAssets(
               'custom-elements-user-pod')) {
         cr.ui.login.ResourceLoader.registerAssets({
             id: 'custom-elements-user-pod',
             html: [{ url: 'custom_elements_user_pod.html' }]
@@ skipping 2933 matching lines @@
        if (pod && pod.multiProfilesPolicyApplied) {
          pod.userTypeBubbleElement.classList.remove('bubble-shown');
        }
      }
   };
 
   return {
     PodRow: PodRow
   };
 });