Checkout my comment above, the provided suggestion fixes the deletion part of the problem for all programs saving downloaded stuff in /tmp:
https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/15179/comments/11
However it is a bit controversial so you are at your own, it works for me though.
// Joakim
Checkout my comment above, the provided suggestion fixes the deletion part of the problem for all programs saving downloaded stuff in /tmp:
https:/ /bugs.launchpad .net/ubuntu/ +source/ firefox/ +bug/15179/ comments/ 11
However it is a bit controversial so you are at your own, it works for me though.
// Joakim