has accessors. If we dont do this, the object has no accessors and is useless
as a context.

Note that the previous generateNewId() call was exactly as harmful as this code,
as generateNewId() needs properties and accessors from ERP5, and can't be
reasonably be decoupled from ERP5


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@42919 20353a03-c40f-0410-a6d1-a30d3c3de9de