twbs/bootstrap — pull request #14603 by jesperkc (2014-09-12 08:41:15+00:00)
Title: Navbar dropdown on iPad

In the navbar, open one dropdown.
After open another, without closing the first.
This will cause the 'dropdown-menu' to be cut off as you can see here:
http://jsbin.com/jeyuwi/1

Removing .translate3d(0, 0, 0); seems to fix this.