Before this commit, the background-position was not removed from a shape when it was re-flipped to its original orientation. introduced in #61114 closes odoo/odoo#63197 X-original-commit: 597585c9b8b1350bcfd84e8433ea6c82060bcc3d Signed-off-by: Jérémy Kersten (jke) <jke@openerp.com>