and use the underlying comphelper methods rather. This is so that I can
break the dependency that tools has on sax, and can add methods that
make sax depend on tools.

Change-Id: I8a2d6ce2ffc3529a0020710ade6a1748ee5af7d5
Reviewed-on: https://gerrit.libreoffice.org/50767Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>