Hmm, however, it is actually removed still now.

I think a comment to a reference to related bugs will help us in the future.

 * https://bugzilla.mozilla.org/show_bug.cgi?id=867097
 * https://bugzilla.mozilla.org/show_bug.cgi?id=867118
 * https://bugzilla.mozilla.org/show_bug.cgi?id=867142