Just a wrapper above SfxResId, simpler to use that.

Change-Id: I3a0a6d262d873591b3eeb924f76373df572cf434
Reviewed-on: https://gerrit.libreoffice.org/53548Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>