> Currently the option context-menu-global of context-menu-functions
> doesn't take into account the variable menu-bar-final-items
> to properly order the menu items.  This patch makes it possible
> to order the items of global-map instead of menu-bar-current-active-maps
> used in menu-bar-keymap by default:

Actually, here is a better patch that will also allow sorting items on
context-menu-local as well.  The same KEYMAP arg of menu-bar-keymap
could be used also in mouse-menu-bar-map to sort items of [C-down-mouse-3]
in the right order (they were unsorted for a long time):