Created attachment 600777 [details]
- Install and disable the add-on
- about:memory?verbose + Minimize memory usage
-> Compartment or compartments (depending on sameGroupAs availability for sandboxes) still present.
The add-on uses widget, so the leaks are probably a result of the fix for bug 724404 not being present in the SDK 1.5 (see bug 730566 comment 5)
(developer contacted in review)
I just sent a message to the developer requesting them to update to the 1.6 SDK and submit an update.
Just sent an ultimatum message. The add-on will be downgraded next week if there's no reply.
The latest version has been upgraded to SDK 1.6 and there were no zombies detected while testing it.