The sign was still there on 6 Jan

https://www.mapillary.com/app/?pKey=322090174135574&focus=photo&lat=51.52000903375864&lng=0.011919458118313742&z=16.390479240290542&x=0.34592998504524763&y=0.44784420476110853&zoom=1.1181434599156115