Yes, it's still an issue on this host upgraded from Oneiric:
$ dpkg -l 'xul*' 'browser*' 'firefox*' | grep ii | awk {'print $2,$3'} browser-plugin-gnash 0.8.10-5ubuntu1 browser-plugin-lightspark 0.5.5-0ubuntu1 firefox 11.0+build1-0ubuntu3 firefox-gnome-support 11.0+build1-0ubuntu3 firefox-launchpad-plugin 0.4 firefox-locale-fi 11.0+build1-0ubuntu3 firefox-lp-improvements 0.99.90-0ubuntu1~ppa1 xul-ext-esteid 1.3.2-0ubuntu7 xul-ext-fineid 1.3.2-0ubuntu7 xul-ext-mozvoikko 2.0.1-0ubuntu1 xul-ext-ubufox 2.0.1-0ubuntu1
Yes, it's still an issue on this host upgraded from Oneiric:
$ dpkg -l 'xul*' 'browser*' 'firefox*' | grep ii | awk {'print $2,$3'} plugin- gnash 0.8.10-5ubuntu1 plugin- lightspark 0.5.5-0ubuntu1 0ubuntu3 gnome-support 11.0+build1- 0ubuntu3 launchpad- plugin 0.4 0ubuntu3 lp-improvements 0.99.90- 0ubuntu1~ ppa1
browser-
browser-
firefox 11.0+build1-
firefox-
firefox-
firefox-locale-fi 11.0+build1-
firefox-
xul-ext-esteid 1.3.2-0ubuntu7
xul-ext-fineid 1.3.2-0ubuntu7
xul-ext-mozvoikko 2.0.1-0ubuntu1
xul-ext-ubufox 2.0.1-0ubuntu1