I don't know aipac's stance on this and I would be interested to know, but i wouldn't be surprised if they do not actively support this. Any reasonable person can see the beginnings of a fascist regime with this type of exclusionary standard becoming the norm. Even the Likud members know this.
Guatemala judge orders former President Otto Perez Molina detained for hearing in fraud scandal (AP)
from the article: Livni: Loyalty oath amendment is 'politics at its worst'