Looking at the changeset [1], I'm curious why the explicit check for expiry (line 644/646) didn't work. Unfortunately the mentioned bug is rather light on deta

Looking at the changeset [1], I'm curious why the explicit check for expiry (line 644/646) didn't work. Unfortunately the mentioned bug is rather light on details; presumably they were collaborating on IRC or something instead. [1] GitHub mirror to not stress their infra: https://github.com/mozilla/gecko-dev/commit/1d1260c7615f1d9a018493dc6eca189da96ebe14 https://github.com/mozilla/gecko-dev/commit/1d1260c7615f1d9a...