MAGETWO-99888: equalArrays function has quadratic complexity

Author: rostyslav-hymon

lib/web/mage/utils/compare.js

@@ -43,7 +43,7 @@ define([
             }
 
             return array.every(function (value, index) {
-                return target.indexOf(value) === index;
+                return target[index] === value;
             });
         });
     }