remove leftover externs

src/ui/setup.rs

@@ -186,23 +186,3 @@ impl Setup {
         self.imp().connected.signal()
     }
 }
-
-mod ffi {
-    use glib::subclass::basic::InstanceStruct;
-    use glib::translate::{from_glib_none, IntoGlibPtr};
-    use glib::Object;
-    use gtk::glib;
-
-    type AudreyUiSetup = InstanceStruct<super::imp::Setup>;
-
-    #[no_mangle]
-    extern "C" fn audrey_ui_setup_new() -> *mut AudreyUiSetup {
-        unsafe { Object::new::<super::Setup>().into_glib_ptr() }
-    }
-
-    #[no_mangle]
-    extern "C" fn audrey_ui_setup_load(self_: *mut AudreyUiSetup) {
-        let self_: &super::Setup = unsafe { &from_glib_none(self_) };
-        self_.load()
-    }
-}