Discourse's internal search does not find the phrase «PagedownCustom», but Google does

[sam (Sam Saffron)]

This.is.now.fixanated.via :

https://github.com/discourse/discourse/commit/12ecf8624a97c3d33aaa3cd56851b5f1ca347c90

History is a bit tricky, but we are going to rebake at some point and pick it up, so for the time being old stuff needs an edit.