Discussing politics at the work place has been an HR violation for some time, but speaking against the company policy or its customers has always been a fireable ofense. I’m not sure why this surprises anyone.
Sure, google is an evil corporation and there’s lots of reasons to hate them, but why are we focusing on this specific thing which is common across all workplaces?
And yes, if you find out your employer is constructing concentration camps and you openly speak against that, you’re probably going to lose your job. Why is this even a question?