Regression from http://cgit.freedesktop.org/libreoffice/core/commit/?id=5d8ecad569fd7a254902da154ed8057ec61f3a83
Thank you Matthew Francis for having found the root cause!

Change-Id: I4128368a5f5df6a9fc5f7668fb1f8f330b5795b9
Reviewed-on: https://gerrit.libreoffice.org/18210Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>
(cherry picked from commit ed33646c)
Reviewed-on: https://gerrit.libreoffice.org/18224Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>