Remove unused constants
Remove unused constants

ocadotechnology/calico,Metaswitch/calico,TrimBiggs/calico,neiljerram/felix,alexhersh/calico,Metaswitch/calico,matthewdupre/felix,ocadotechnology/calico,beddari/calico,anortef/calico,kasisnu/calico,matthewdupre/felix,anortef/calico,neiljerram/felix,beddari/calico,TrimBiggs/calico,neiljerram/felix,neiljerram/felix,alexhersh/calico,kasisnu/calico