this time without stack overflow. Updating existing infobar needs
some work still

This patch is partially based on work of samuel_m

Change-Id: I2c44c14e27cf85a1014b01e5588b7b53990033b9
Reviewed-on: https://gerrit.libreoffice.org/38148Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>