Remove visual noise from cppu

Change-Id: Ib776a6e5397eb9731cf908c4015642c29b320ff6
Reviewed-on: https://gerrit.libreoffice.org/8247
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>