He endorses Trump before the convention
So he kisses the ring...
or we'll accept his resignation from the festivities.
...or else he is silenced.
You're right. It is that simple. Your guy can't handle criticism. (And who do you think you are to be in the position of "accept(ing) resignation(s)" from anybody? You're not a part of this convention. You, like me, are just some commoner sitting behind a keyboard.)
BTW, is your new avatar a selfie?
As a matter of fact, yes, it is—but it's not my own.
A monkey took it. (I chose it because monkeys aren't protected by copyright law, so their work is free to use by anyone.) But nice try.