Bug 965898 - All properties from cross-origin objects are "configurable", non-enumerable, and non-writable. v1
Bug 965898 - Cross-origin objects should have null prototypes. v1
Bug 965898 - Implement proper behavior for [[Enumerate]] And [[OwnPropertyKeys]]. v1
Bug 965898 - Throw for [[Delete]] and [[DefineOwnProperty]]. v1