Is this the building which is mentioned in that
https://www.vice.com/en/article/akgqjz/anti-vaxxers-attempt-to-storm-bbc-but-target-building-bbc-moved-out-of-in-2013 
article? Maybe outdated OSM data is to blame for the incident :-) ... ok, nevermind, G**gle is also still using the name. So is it still called "BBC Broadcast Centre" after them moving out?