Add typeBasedMethod for PDF to disallow conversion of PDF into image, if size exceed A3 iso format.
Nicolas Delaby authored
This rules prevent DOS vulnerability during reindexation.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@35739 20353a03-c40f-0410-a6d1-a30d3c3de9de
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