Steps to Reproduce:
- Load any wiki page containing an image that is not at the top of the page, like https://fr.wikipedia.org/wiki/Charles_de_Lalaisse
- Click on this image to load Media Viewer
- Wait for full image loading
- Click on the top right cross to close Media Viewer interface
- Browser view goes up to the top of the page
- Browser view position does not change, and remains at the same place
Tested with and without custom scripts (?safemode=1), results is the same.
Can't find errors in console.