They're mad at China for defending an important political figure. Ask them to go raise a Palestinian or Cuban flag in Berlin and Washington respectively, so we can see if "authoritarianism" is only about Chinese sovereign decisions/actions.
Joking about women dressing like whores is about maligning morally neutral behaviors--how someone is dressed, how many sexual partners they've had, etc--to implicitly or explicitly create consensus that they're deserving of some form of violence/degradation etc