i18n.js was not using original functions

src/array.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 var $arrayConcat;
 var $arrayPush;
 var $arrayPop;
 var $arrayShift;
 var $arraySlice;
 var $arraySplice;
@@ skipping 1658 matching lines @@
   "join", getFunction("join", ArrayJoin),
   "pop", getFunction("pop", ArrayPop),
   "push", getFunction("push", ArrayPush),
   "shift", getFunction("shift", ArrayShift)
 ]);
 
 // -------------------------------------------------------------------
 // Exports
 
 utils.Export(function(to) {
+  to.ArrayIndexOf = ArrayIndexOf;
   to.ArrayJoin = ArrayJoin;
   to.ArrayToString = ArrayToString;
   to.InnerArrayEvery = InnerArrayEvery;
   to.InnerArrayFilter = InnerArrayFilter;
   to.InnerArrayForEach = InnerArrayForEach;
   to.InnerArrayIndexOf = InnerArrayIndexOf;
   to.InnerArrayJoin = InnerArrayJoin;
   to.InnerArrayLastIndexOf = InnerArrayLastIndexOf;
   to.InnerArrayMap = InnerArrayMap;
   to.InnerArrayReduce = InnerArrayReduce;
   to.InnerArrayReduceRight = InnerArrayReduceRight;
   to.InnerArrayReverse = InnerArrayReverse;
   to.InnerArraySome = InnerArraySome;
   to.InnerArraySort = InnerArraySort;
   to.InnerArrayToLocaleString = InnerArrayToLocaleString;
 });
 
 $arrayConcat = ArrayConcatJS;
 $arrayPush = ArrayPush;
 $arrayPop = ArrayPop;
 $arrayShift = ArrayShift;
 $arraySlice = ArraySlice;
 $arraySplice = ArraySplice;
 $arrayUnshift = ArrayUnshift;
 
 });