gtk/app_chooser.go
func (v *AppChooser) GetContentType() string {
	cstr := C.gtk_app_chooser_get_content_type(v.native())
	defer C.free(unsafe.Pointer(cstr))
	return C.GoString((*C.char)(cstr))
}
func (v *AppChooser) GetContentType() string {
	cstr := C.gtk_app_chooser_get_content_type(v.native())
	defer C.free(unsafe.Pointer(cstr))
	return C.GoString((*C.char)(cstr))
}
// TODO: Needs gio/GAppInfo implementation first
// gtk_app_chooser_get_app_info ()
// GetContentType is a wrapper around gtk_app_chooser_get_content_type().