Mute Descendant Tabs

Mutes any new tabs opened from muted tabs.

5.00 (Rating count: 2)

Recent rating average: 5.00

All time rating average: 5.00

Date	Author	Rating	Comment
2019-03-23	Firefox user 14697841		Works great. I reviewed the code and it looks trustworthy to me.
2019-01-15	Firefox user 14564826