Revert the revert of http://code.google.com/p/dart/source/detail?r=3360.

compiler/lib/implementation/array.js

Index: compiler/lib/implementation/array.js
diff --git a/compiler/lib/implementation/array.js b/compiler/lib/implementation/array.js
index 667160715e0bbff19b8cac25645e8b31848dd8c7..7adcd96d4d7aacaae044d6e98a0dc8de8e02b193 100644
--- a/compiler/lib/implementation/array.js
+++ b/compiler/lib/implementation/array.js
@@ -2,12 +2,6 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-function native_ListFactory__new(typeToken, length) {
-  return RTT.setTypeInfo(
-      new Array(length),
-      Array.$lookupRTT(RTT.getTypeInfo(typeToken).typeArgs));
-}
-
 function native_ListImplementation_INDEX(index) {
   var i = index | 0;
   if (i !== index) {