Function js::jsapi::SetPromiseRejectionTrackerCallback

pub unsafe extern "C" fn SetPromiseRejectionTrackerCallback(
    rt: *mut JSRuntime, 
    callback: JSPromiseRejectionTrackerCallback, 
    data: *mut c_void
)

Sets the callback that's invoked whenever a Promise is rejected without a rejection handler, and when a Promise that was previously rejected without a handler gets a handler attached.