and remove comments about a gcc 3.3 workaround.
some comments went obsolete with other commits
like 367105e0

Change-Id: I15fff464e2f71a6ade29c141bb17216770f54ced
Reviewed-on: https://gerrit.libreoffice.org/27127Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>