which tends to interact in very weird ways with other code, for example
it makes Graphic appear to have an operator<

Change-Id: I335fe8f3644b710bc61291e625cbca7334a37716
Reviewed-on: https://gerrit.libreoffice.org/71532
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>