Agreed that we cannot make a KDE menu into GNOME.
Feel free to report bugs about software without icon in the menu !
Alacarte will help you to edit your menu to fit your needs.
** Changed in: gnome-menus (Ubuntu)
Status: Unconfirmed => Rejected
--
KDE Menu Items Cluttering Gnome Menu
https://launchpad.net/malone/bugs/13172