Does Warlock Eldritch Aura from ES Benefit from Brute Fighting in the same tree?

[Blaze-Of-Glory]

if it does is it a spell casting attack or a melee attack for the purposes of brute fighting?
Same question for eldritch burst and spirit blast

[TophatAces]

if it does is it a spell casting attack or a melee attack for the purposes of brute fighting?
Same question for eldritch burst and spirit blast

All are spells.