Update some spinners on ChromeOS

chrome/browser/resources/chromeos/wallpaper_manager/js/wallpaper_images_grid.js

 // Copyright (c) 2013 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('wallpapers', function() {
   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
   /** @const */ var Grid = cr.ui.Grid;
   /** @const */ var GridItem = cr.ui.GridItem;
   /** @const */ var GridSelectionController = cr.ui.GridSelectionController;
   /** @const */ var ListSingleSelectionModel = cr.ui.ListSingleSelectionModel;
@@ skipping 272 matching lines @@
 
         this.style.visibility = 'hidden';
         // If spinner is hidden, schedule to show the spinner after
         // ShowSpinnerDelayMs delay. Otherwise, keep it spinning.
         if ($('spinner-container').hidden) {
           this.spinnerTimeout_ = window.setTimeout(function() {
             $('spinner-container').hidden = false;
           }, ShowSpinnerDelayMs);
         }
       } else {
-        // Sets dataModel to null should hide spinner immedidately.
+        // Sets dataModel to null should hide spinner immediately.
         $('spinner-container').hidden = true;
       }
 
       var parentSetter = cr.ui.Grid.prototype.__lookupSetter__('dataModel');
       parentSetter.call(this, dataModel);
     },
 
     get dataModel() {
       return this.dataModel_;
     },
@@ skipping 127 matching lines @@
       // The active thumbnail maybe deleted in the above redraw(). Sets it again
       // to make sure checkmark shows correctly.
       this.updateActiveThumb_();
     }
   };
 
   return {
     WallpaperThumbnailsGrid: WallpaperThumbnailsGrid
   };
 });