type break read for 'security by field'
type break read for 'security by field'

Signed-off-by: P. Christeas <e52979c1caaec877daa5f763ca072da59a6f9fd5@hol.gr>
(cherry picked from commit 92051d61345431173fc9eafc4dc015c0fb6002e8)

xrg/openerp-server,xrg/openerp-server