// 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.functionfoo(){}Object.defineProperty(foo,"prototype",{value:2});assertEquals(2,foo.prototype);functionbar(){}Object.defineProperty(bar,"prototype",{value:2,writable:false});assertEquals(2,bar.prototype);assertThrows(function(){"use strict";bar.prototype=10;},TypeError);assertEquals(false,Object.getOwnPropertyDescriptor(bar,"prototype").writable);