Issue #3166561 by Matroskeen, ravi.shankar, andregp, mohit_aghera,...
Issue #3166561 by Matroskeen, ravi.shankar, andregp, mohit_aghera, golddragon007, ranjith_kumar_k_u: Comment being deleted instead of reassigned to Anonymous user
(cherry picked from commit 1b0253bf)