"As New" variables use lazy instantiation, but that should not re-apply each
time one re-enters the module. If the object is still there, don't replace it.
Change-Id: Ic568a56b93db9bc9139d434d97a4a4deb05840df
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/112018
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>