[Bug 86078] firefox froze after pressing back button

[cbcgoff1]

Public bug reported:

Binary package hint: firefox

i was on a website. i finished looking at the infor on the page and
pressed the back button to no avail. i closed the web browser and the
bug report program took over to report the unexpected browser action.

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: Unconfirmed

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firefox froze after pressing back button
https://launchpad.net/bugs/86078