No one supported hmdne's claim everyone knows what protected classes are.
Jacob Herrington encouraged hmdne to make another PR mostly. Consider he recognized hmdne was trying to derail his PR. And he said he'd be in support of finding a better way to communicate the spirit of tolerance and mutual respect. Not removing that part.
Matz approved both PRs. But it isn't clear he read the discussion.
[1] https://news.ycombinator.com/item?id=28712977