MAGETWO-56584: [FT] Custom options are not created for product in test

Author: sevos1984

dev/tests/functional/tests/app/Magento/Catalog/Test/Handler/CatalogProductSimple/Webapi.php

@@ -64,13 +64,6 @@ class Webapi extends AbstractWebApi implements CatalogProductSimpleInterface
         'custom_attributes'
     ];
 
-    /**
-     * Website Ids for current Product.
-     *
-     * @var array
-     */
-    private $websiteIds = [];
-
     /**
      * @constructor
      * @param DataInterface $configuration