"Uncaught TypeError: Cannot read property 'split' of null" when trying to reply to some comments wrapped in <span style="font-size: smaller;"> tags.
Reported here: https://www.mediawiki.org/wiki/Topic:W1gtzhlippvg6izz
Uncaught TypeError: Cannot read property 'split' of null at Object.isRenderingTransparentNode (...) at Object.addListItem (...) at CommentController.js.CommentController.setup (...) at CommentController.js.CommentController.onReplyLinkClick (...) at HTMLAnchorElement.dispatch (...) at HTMLAnchorElement.elemData.handle (...)
Test page: https://cs.wikipedia.org/wiki/Diskuse_s_wikipedistou:Patriccck/Test