Firefox upstream defaults to no menubar in all configurations where that's possible. Just because OS X forces them and Chrome to use it doesn't mean we should copy that particular limitation.
The menu button design wins you vertical space: https://lists.launchpad.net/ayatana/msg05330.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/749335 Title: unity breaks fullscreen tab on top (Fitts's law) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs