Playlist Items can't be deleted if the underlying offline cache is cleaned up incorrectly

[kylehickinson]

Description

Old playlist items that may have had their underlying caches cleaned up by migration logic or other measures not directly died with Playlist cannot be deleted

Steps to reproduce

In Simulator, not easily testable on device:

1. Add an item to playlist and have it download offline cache
2. In Finder access the Library/Application Support/Playlist folder and delete the underlying video file that was saved offline
3. Attempt to delete the item in Playlist

Actual result

It doesn't delete

Expected result

It should delete

Reproduces how often

Easily reproduced

Brave version

Tested 1.69.2, but likely a problem for many versions

Device/iOS version

N/A

Affected browser versions

• latest AppStore
• latest TestFlight
• previous TestFlight

Reproducibility

• with Brave Shields disabled
• in the latest version of mobile Safari

Miscellaneous information

No response

[kylehickinson]

Marking QA/No as there's no good way to reproduce without altering the file system which is not accessible on devices