Steps to replicate the issue (include links if applicable):
- Open a exists talk page on zhwiki, like https://w.wiki/AyqB
What happens?:
emptyState message may be incorrectly added twice, one in #mw-content-text > .mw-talkpageheader > .ext-discussiontools-emptystate, another in #mw-content-text > .mw-parser-output > .ext-discussiontools-emptystate
What should have happened instead?:
emptystate within mw-talkpageheader should not exist
Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):
Other information (browser name/version, screenshots, etc.):
This seemed to have been solved in rEDTO06aa46d, but the relevant code disappeared.

