"Detected as" infobar doesn't show for various mimetypes
Affected version
- Nightly flatpak: Yes
- Other: nautilus 3.38.0
Steps to reproduce
- Open a ISO file with "Disk Image Mounter"
- Click the mount folder entry in the sidebar
- Verify that the "Detected as "x-content/bootable-media-type" infobar doesn't show
Current behavior
The "Detected as..." infobar doesn't show for any mimetype I tried.
Expected behavior
The "Detected as..." infobar is shown.