backend/local: remove some dead code
backend/local: remove some dead code

henrikhodne-abandoned/worker,Acidburn0zzz/worker,solarce/worker,Acidburn0zzz/worker,Acidburn0zzz/worker,solarce/worker,travis-ci/worker,travis-ci/worker,travis-ci/worker,henrikhodne-abandoned/worker,henrikhodne-abandoned/worker,solarce/worker