Sounds like Mel offered the right response, which is to his credit and not Jesse's.
Besides, we all know the answer to the hypothetical question. There would have been a cut to a commercial break and the program wouldn't come back on until the offender had been hauled out by security, to be followed on daytime TV programming and in social media with guilt and angst for having hit a little guy who was just joking around.
Why try to gin up racial controversy by dragging Mel Gibson into it?