Look, impeachment and removal from office IS the correct thing to do. But criticizing would-be King is a good first step. Let's allow them to take that first step.

They're not doing the first step.

They're criticizing Democrats. They're saying Trump is using this power for good, but he should stop because Democrats will use it for evil.

This isn't a principled criticism of a fascist crackdown on speech. It's openly-cynical political strategizing.