ENYO-3182: Handle exception on "Unable to render …" callback

* ENYO-3182: Better manage auto-dismiss of Ares.ErrorPopup (HEAD, origin/ENYO-3182, ENYO-3182)
* ENYO-3182: Fixed exception on "Unable to render …" callback
* ENYO-3182: Catch unexpected exception occurring in Ares.ErrorPopup callback invocation

Tested on OSC/Chrome-Canary

Enyo-DCO-1.1-Signed-off-by: Yves Del Medico <yves.del-medico@hp.com>