Commit 6c5d0ca9 introduced a side effect. If tooltip text isn't changed
place() function is not called. To prevent multiple place() set_geometry
calls that function when tooltip is not visible (before it appears to the
user).
Signed-off-by: Sébastien Gross <seb•ɱɩɲʋʃ•awesome•ɑƬ•chezwam•ɖɵʈ•org>
Signed-off-by: Julien Danjou <julien@danjou.info>