This bug was fixed in the package gnome-shell - 3.12.2-1ubuntu7
--------------- gnome-shell (3.12.2-1ubuntu7) utopic; urgency=medium
* debian/patches/revert_new_brightness_widget.patch: Dropped, to re-enable brightness widget with new g-s-d (LP: #1376184) -- Tim Lunn <email address hidden> Tue, 14 Oct 2014 07:47:08 +1100
This bug was fixed in the package gnome-shell - 3.12.2-1ubuntu7
---------------
gnome-shell (3.12.2-1ubuntu7) utopic; urgency=medium
* debian/ patches/ revert_ new_brightness_ widget. patch: Dropped,
to re-enable brightness widget with new g-s-d (LP: #1376184)
-- Tim Lunn <email address hidden> Tue, 14 Oct 2014 07:47:08 +1100