pub unsafe extern "C" fn webkit_authentication_request_get_security_origin(
request: *mut WebKitAuthenticationRequest
) -> *mut WebKitSecurityOriginAvailable on crate feature
v2_30 only.pub unsafe extern "C" fn webkit_authentication_request_get_security_origin(
request: *mut WebKitAuthenticationRequest
) -> *mut WebKitSecurityOriginv2_30 only.