Fix account picker centering

chrome/browser/resources/chromeos/login/user_pod_row.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.
 
 /**
  * @fileoverview User pod row implementation.
  */
 
 cr.define('login', function() {
   /**
@@ skipping 1099 matching lines @@
         $('pod-row').classList.remove('images-loading');
       }, POD_ROW_IMAGES_LOAD_TIMEOUT_MS);
 
       var columns = users.length < COLUMNS.length ?
           COLUMNS[users.length] : COLUMNS[COLUMNS.length - 1];
       var rows = Math.floor((users.length - 1) / columns) + 1;
 
       // Cancel any pending resize operation.
       this.removeEventListener('mouseout', this.deferredResizeListener_);
 
+      // If this pod row is used in the desktop user manager, we need to
+      // force a resize, as it may be a background window which won't get a
+      // mouseout event for a while; the pods would be displayed incorrectly
+      // until then.
+      if (this.preselectedPod.user.isDesktopUser)
+        this.resize_(columns, rows);
+
       if (!this.columns || !this.rows) {
         // Set initial dimensions.
         this.resize_(columns, rows);
       } else if (columns != this.columns || rows != this.rows) {
         // Defer the resize until mouse cursor leaves the pod row.
         this.deferredResizeListener_ = function(e) {
           if (!findAncestorByClass(e.toElement, 'podrow')) {
             this.resize_(columns, rows);
           }
         }.bind(this);
@@ skipping 435 matching lines @@
       if (this.podsWithPendingImages_.length == 0) {
         this.classList.remove('images-loading');
       }
     }
   };
 
   return {
     PodRow: PodRow
   };
 });