Enable ES6 iteration by default

test/mjsunit/harmony/typed-array-iterator.js

-// Copyright 2014 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.
-
-// Flags: --harmony-iteration
-
-
-var constructors = [Uint8Array, Int8Array,
-                    Uint16Array, Int16Array,
-                    Uint32Array, Int32Array,
-                    Float32Array, Float64Array,
-                    Uint8ClampedArray];
-
-function TestTypedArrayPrototype(constructor) {
-  assertTrue(constructor.prototype.hasOwnProperty('entries'));
-  assertTrue(constructor.prototype.hasOwnProperty('values'));
-  assertTrue(constructor.prototype.hasOwnProperty('keys'));
-  assertTrue(constructor.prototype.hasOwnProperty(Symbol.iterator));
-
-  assertFalse(constructor.prototype.propertyIsEnumerable('entries'));
-  assertFalse(constructor.prototype.propertyIsEnumerable('values'));
-  assertFalse(constructor.prototype.propertyIsEnumerable('keys'));
-  assertFalse(constructor.prototype.propertyIsEnumerable(Symbol.iterator));
-
-  assertEquals(Array.prototype.entries, constructor.prototype.entries);
-  assertEquals(Array.prototype.values, constructor.prototype.values);
-  assertEquals(Array.prototype.keys, constructor.prototype.keys);
-  assertEquals(Array.prototype.values, constructor.prototype[Symbol.iterator]);
-}
-constructors.forEach(TestTypedArrayPrototype);
-
-
-function TestTypedArrayValues(constructor) {
-  var array = [1, 2, 3];
-  var i = 0;
-  for (var value of new constructor(array)) {
-    assertEquals(array[i++], value);
-  }
-  assertEquals(i, array.length);
-}
-constructors.forEach(TestTypedArrayValues);