im-chooser still uses old Bluecurve icon: http://svn.fedorahosted.org/svn/im-chooser/trunk/data/im-chooser.png I think our Design Team would love to create a new modern one. Do you want me to contact with them about it?
Please :)
Ticket has been filed: https://fedorahosted.org/design-team/ticket/104
*** This bug has been marked as a duplicate of bug 587712 ***