The gaim tabs are the same height as gedit, however I did notice that 2 pixels are getting cut off of the [x] button on the gaim tabs. I am running gaim2.0beta-3.1 on Edgy Knot 3. I think I recall this problem in Dapper too, however.
** Attachment added: "2 Pixels Cut Off From Close Button In Gaim" http://librarian.launchpad.net/4416020/gedit_vs_gaim.png -- Gaim's tabs don't function like in Gedit/Epiphany/Terminal https://launchpad.net/bugs/58998 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs