The old plan was to enable it in Fx 44 (the one that was just released). But a couple of bugs caused a delay and it was pushed back. It was just enabled in nigh

The old plan was to enable it in Fx 44 (the one that was just released). But a couple of bugs caused a delay and it was pushed back. It was just enabled in nightly/dev builds [0], so Fx 46 will probably have it. [0]: https://bugzilla.mozilla.org/show_bug.cgi?id=1221206#c10 https://bugzilla.mozilla.org/show_bug.cgi?id=1221206#c10