It's the way giant multi-billion dollar companies operate, that's a fact.
Goodell didn't just walk in to the board room, start freaking out at Fox & Friends and announce "daw, Trump's mad, we'd better jump when he says jump!". These people have an army of marketers & pollsters who get the lay of the land with the fanbase, clearly a company like the NFL (especially as down-in-the-ratings as they've been the last few years) acts based on what they've internally determined is what their market wants.