ISO image mounted with "Disk Image Mounter" doesn't show up in sidebar
It shows up in gio mount
and in totem, but the "disc" should show up in the sidebar as well.
Using standard F29 packages: nautilus-3.30.5-1.fc29.x86_64 gvfs-1.38.1-1.fc29.x86_64 glib2-2.58.2-1.fc29.x86_64 udisks2-2.8.1-1.fc29.x86_64