pub unsafe extern "C" fn webkit_xr_permission_request_get_session_mode(
request: *mut WebKitXRPermissionRequest,
) -> WebKitXRSessionModeAvailable on crate feature
v2_52 only.pub unsafe extern "C" fn webkit_xr_permission_request_get_session_mode(
request: *mut WebKitXRPermissionRequest,
) -> WebKitXRSessionModev2_52 only.