This reverts commit fd2ca9607431fc6ca49e37ab6fef228aa72da5f9,
since it causes a regression when copying a chart.
Change-Id: I5d40de6f46b4b3e68531257d27f9a81540a06da4
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/140427
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>