Current chaff and flare should remain as they are still in use and will remain in use to confuse radar and homing threats.
http://en.wikipedia.org/wiki/Directional_Infrared_Counter_Measures
http://www.northropgrumman.com/Capabilities/DIRCM/Pages/default.aspx
http://www.baesystems.com/baesystems/faces/wcnav_externalId/BAES_028157?_adf.ctrl-state=1djh2jisqk_4&_afrLoop=76422853824000