This is fixed.
** Changed in: firefox-3.5 (Ubuntu)
Status: Incomplete => Fix Released
--
Offer to save tabs even when downloads window is open
https://bugs.launchpad.net/bugs/443098
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
Thank you for taking the time to report this bug and helping to make Ubuntu
better. We are sorry that we do not always have the capacity to look at all
reported bugs in a timely manner.
There have been many changes in Ubuntu since that time you reported the bug and
your problem may have been fix
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/33027863/Dependencies.txt
** Attachment added: "XsessionErrors.txt"
http://launchpadlibrarian.net/33027864/XsessionErrors.txt
--
Offer to save tabs even when downloads window is open
https://bugs.launchpad.net/bugs/4430