Form view has multiple containers that are exclusive, before this commit switching from one container to the other would lose all current chatter state. closes odoo/odoo#102934 X-original-commit: a3d151d0c9c84c2dcffc28a342c40f38d0b28370 Related: odoo/enterprise#32644 Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com> Signed-off-by: Sébastien Theys (seb) <seb@odoo.com>