Deplatforming is deplatforming. If one supported the deplatforming of Alex Jones, and doesn't also support China on this, then they are a hypocrite engaging in severe cognitive dissonance.
Freedom of speech is not some "loophole" that allows people to say nasty things. It's a bulwark against authoritarianism. The ones who forget that need to study world history when it comes to freedom of speech and expression.