Improves application state persistance.

chrome/browser/resources/print_preview/data/ticket_items/custom_margins.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('print_preview.ticket_items', function() {
   'use strict';
 
   /**
    * Custom page margins ticket item whose value is a
    * {@code print_preview.Margins}.
@@ skipping 84 matching lines @@
      * @return {number} Maximum value in points of the specified margin.
      */
     getMarginMax: function(orientation) {
       var oppositeOrient = CustomMargins.OppositeOrientation_[orientation];
       var margins = /** @type {!print_preview.Margins} */ (this.getValue());
       return this.getMarginMax_(orientation, margins.get(oppositeOrient));
     },
 
     /** @override */
     updateValue: function(value) {
-      var margins = /** @type {!InputMargins} */ (value);
+      var margins = /** @type {!print_preview.Margins} */ (value);
       if (margins != null) {
         margins = new print_preview.Margins(
             Math.round(margins.get(CustomMargins.Orientation.TOP)),
             Math.round(margins.get(CustomMargins.Orientation.RIGHT)),
             Math.round(margins.get(CustomMargins.Orientation.BOTTOM)),
             Math.round(margins.get(CustomMargins.Orientation.LEFT)));
       }
       print_preview.ticket_items.TicketItem.prototype.updateValue.call(
           this, margins);
     },
@@ skipping 46 matching lines @@
       }
       return Math.round(max);
     }
   };
 
   // Export
   return {
     CustomMargins: CustomMargins
   };
 });