Topic on Extension talk:RevisionSlider

Steps to reproduce:

1. Go to https://www.mediawiki.org/w/index.php?title=Topic:Tx9pravihalnuu44&action=compare-post-revisions&topic_newRevision=tx9ybspnga76c31d
2. Click newer edit

Expected

Being able to navigate using revision slider.

Actual

Normal revision navigation.

Notes: Generally, most flow discussions don't seem to be edited that often, so this may generally be a non-issue.

Hi there!

I have created a ticket @ https://phabricator.wikimedia.org/T175833 to track the issue!