Steps to replicate the issue (include links if applicable):

• Visit https://en.wikipedia.org/wiki/Special:NewPagesFeed?pagetriage_tb=new
• Click on an unreviewed article in mainspace

What happens?:

• [Mark this page as patrolled] in bottom right corner

What should have happened instead?:

• nothing in bottom right corner

Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):

Other information (browser name/version, screenshots, etc.):

• this is a vue migration bug. the non-vue version of the toolbar doesn't have this problem