And as if to add insult to injury lets take a quick peak at the Restoration Shaman Tier Set for a moment shall we? Here it is:
So Restoration Shamans, who are not known for shielding, minus the Earth Shield which is an additional healing tool, gets ANOTHER form of Damage Mitigation, while Holy Priests, who have very little, or next to no damage mitigation gets a Haste buff on a spell that they can not manually hard cast. This is exhausting.