Comment 1 for bug 802218

http://bazaar.launchpad.net/~vcs-imports/gnome-session/master/revision/4698

Intentional change, so marking Invalid. I guess the submitter has a point - an advanced user can always tap in 'gnome-session-properties' on the terminal and having 'Startup Applications' in the main menu is just asking for a user to accidentally turn off some important daemon or another.