the image info/metadata section is empty after the fullscreen (message by firefox) was denied by the user. Possible only affects firefox users.
as reported at https://de.wikipedia.org/w/index.php?title=Wikipedia:Technik/Werkstatt&diff=131033285&oldid=131010406
Steps to reproduce (using Firefox):
- open https://de.wikipedia.org/wiki/Ata_Demirer
- click on image (observation: metadata is displayed at bottom)
- click on fullscreen/enlarge
- click on reject/deny/whatever on the displayed message by firefox that it will be displayed in fullscreen mode. (observation: after that mediaviewer is closed and article is displayed)
- click on the image again (observation: metadata panel is empty!)
Version: master
Severity: normal