Comment 16 for bug 1551283

@Gunnar, The output of that command is:

     1714 tty7 00:00:00 ibus-daemon
     1720 tty7 00:00:00 ibus-dconf
     1722 tty7 00:00:00 ibus-x11
     1811 tty7 00:00:00 ibus-engine-sim
     1925 ? 00:00:28 ibus-daemon
     1958 ? 00:00:00 ibus-dconf
     1961 ? 00:00:00 ibus-ui-gtk3
     1967 ? 00:00:00 ibus-x11
     1975 ? 00:00:07 ibus-engine-sim
     2291 ? 00:00:00 ibus-engine-han

Also, perhaps you should at least install Ubuntu GNOME in a VM or something for this because we know that it works in Unity, so if this is just a bug in Ubuntu GNOME, it's not exactly going to be very helpful if you are testing things in Unity...