I dont have it now but I'll get it soon with soulstones and with all the new talents I'm not sure if WG is still a great talent for him.
It all depend if you want defensive or offensive build. For offensive WG is ok, but still there are better damage talents talents like UP for example or BF with crt traits. It all up to what you have. If you have only WG and don't want to wait, than give it to him and max it.
Here is a reasonably good guide: