Revert "oUF: remove cutaway pcall here"

This reverts commit eb4b489.

Author: kodewdle

ElvUI_Libraries/Game/Shared/oUF_Plugins/oUF_Cutaway.lua

@@ -94,8 +94,8 @@ local function Health_PreUpdate(self, unit)
 	if not okTap or tapDenied then return end
 
 	local GetHealthMax = element.GetHealthMax or UnitHealthMax
-	local maxV = GetHealthMax(unit)
-	if Shared_UpdateCheckReturn(self, element, PRE, nil, maxV, unit) then
+	local okMax, maxV = pcall(GetHealthMax, unit)
+	if not okMax or Shared_UpdateCheckReturn(self, element, PRE, nil, maxV, unit) then
 		return
 	end
 
@@ -137,8 +137,8 @@ local function Power_PreUpdate(self, unit)
 	if not okTap or tapDenied then return end
 
 	local GetPowerMax = element.GetPowerMax or UnitPowerMax
-	local maxV = GetPowerMax(unit)
-	if Shared_UpdateCheckReturn(self, element, PRE, nil, maxV, unit) then
+	local ok, maxV = pcall(GetPowerMax, unit)
+	if not ok or Shared_UpdateCheckReturn(self, element, PRE, nil, maxV, unit) then
 		return
 	end