Add @@iterator to Array.prototype

test/mjsunit/harmony/array-iterator.js

Index: test/mjsunit/harmony/array-iterator.js
diff --git a/test/mjsunit/harmony/array-iterator.js b/test/mjsunit/harmony/array-iterator.js
index 2642d7b2318e3355ccd0a547207fbe089c1217f8..896878acf638a91db51d00b182d354039d40276b 100644
--- a/test/mjsunit/harmony/array-iterator.js
+++ b/test/mjsunit/harmony/array-iterator.js
@@ -36,6 +36,8 @@ function TestArrayPrototype() {
   assertFalse(Array.prototype.propertyIsEnumerable('entries'));
   assertFalse(Array.prototype.propertyIsEnumerable('values'));
   assertFalse(Array.prototype.propertyIsEnumerable('keys'));
+
+  assertEquals(Array.prototype.values, Array.prototype[Symbol.iterator]);
 }
 TestArrayPrototype();
 
@@ -216,6 +218,24 @@ function TestForArrayEntries() {
 TestForArrayEntries();
 
 
+function TestForArray() {
+  var buffer = [];
+  var array = [0, 'a', true, false, null, /* hole */, undefined, NaN];
+  var i = 0;
+  for (var value of array) {
+    buffer[i++] = value;
+  }
+
+  assertEquals(8, buffer.length);
+
+  for (var i = 0; i < buffer.length - 1; i++) {
+    assertEquals(array[i], buffer[i]);
+  }
+  assertTrue(isNaN(buffer[buffer.length - 1]));
+}
+TestForArrayValues();
+
+
 function TestNonOwnSlots() {
   var array = [0];
   var iterator = array.values();