Current: Critical heals and all heals from Prayer of Healing create a protective shield on the target, absorbing 30% of the amount healed.
PTR: Critical heals create a protective shield on the target, absorbing 100% of the amount healed, instead of healing for twice as much. Lasts 15 sec.
Additionally, Power Word: Shield has a chance equal to your critical effect chance to absorb twice as much.
They took out "and PoH no longer guarantee's this" because it is redundant. If you just removed "and Poh....." that would of been sufficient to show you that PoH no longer guarantees you DA.