Fix issues with name and length on poison pill function

test/mjsunit/es6/throw-type-error-function-restrictions.js

+// Copyright 2015 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.
+
+function f() { 'use strict'; }
+var throwTypeErrorFunction =
+    Object.getOwnPropertyDescriptor(f, 'arguments').get;

[caitp (gmail), 2015/04/07 20:00:09]

hmmm --- can this wait on crrev.com/1027283004 ? otherwise this assertion will
have to change and it will be touching more tests unrelated to it.

[arv (Not doing code reviews), 2015/04/07 20:10:17]

Yes. I was going to wait for your more substantial change to land.

+
+assertFalse(
+    Object.prototype.hasOwnProperty.call(throwTypeErrorFunction, 'name'));
+
+var lengthDesc =
+    Object.getOwnPropertyDescriptor(throwTypeErrorFunction, 'length');
+assertFalse(lengthDesc.configurable, 'configurable');
+assertFalse(lengthDesc.enumerable, 'enumerable');
+assertFalse(lengthDesc.writable, 'writable');
+
+assertTrue(Object.isFrozen(throwTypeErrorFunction));