rust-mozjs

4bcbb6c3 - Auto merge of #243 - KiChjang:silence-warning, r=Wafflespeanut

Auto merge of #243 - KiChjang:silence-warning, r=Wafflespeanut Silence warning on raw_pointer_derive Fixes #239. <!-- Reviewable:start --> [<img src="https://reviewable.io/review_button.svg" height="40" alt="Review on Reviewable"/>](https://reviewable.io/reviews/servo/rust-mozjs/243) <!-- Reviewable:end -->