By removing unnecessary variables/strings/function calls,
and making proper changes in the related .ui files.

Change-Id: I04244b360b4bb32ccbbe5bde4756a9166ae1fcaf
Reviewed-on: https://gerrit.libreoffice.org/26018Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>