In the one-canvas branch of gnome-icon-theme [1] that I think will be merged into master pretty soon (and therefore would go into GNOME 2.28/Ubuntu Karmic), gtk-delete use a red (/)-symbol.
So in order to use that, gnome-panel would need to change the stock icon from gtk-remove to gtk-delete for this menu.
In the one-canvas branch of gnome-icon-theme [1] that I think will be merged into master pretty soon (and therefore would go into GNOME 2.28/Ubuntu Karmic), gtk-delete use a red (/)-symbol.
So in order to use that, gnome-panel would need to change the stock icon from gtk-remove to gtk-delete for this menu.
1. http:// git.gnome. org/cgit/ gnome-icon- theme/log/ ?h=one- canvas