surely it makes no sense to ignore return of Sanitize[Col|Row]

Change-Id: I24ef940bcf4b2a7c5f40185f91ee234c844185f8
(cherry picked from commit e5c2fe0412585bc83bd6a99fc37a7c47eb8c3641)
(cherry picked from commit a403bddc0fe29f69e3fb2b0c04fd540fa2cec218)
Reviewed-on: https://gerrit.libreoffice.org/13389
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>
Tested-by: Markus Mohrhard <markus.mohrhard@googlemail.com>