Cull unused function and its unit test.
Cull unused function and its unit test.

Pointed out by: @slackpad

42wim/consul,kylemcc/consul,Pivotal-Pierre-Delagrave/consul,samaitra/consul,lindenlab/consul,kaskavalci/consul,shaneog/consul,Thib17/consul,kylemcc/consul,kaskavalci/consul,zeroae/consul,i0rek/consul,vamage/consul,sunadm/consul,rhyas/consul,dankraw/consul,vamage/consul,tugbabodrumlu/consul,vamage/consul,sweeneyb/consul,rhyas/consul,Thib17/consul,i0rek/consul,sean-/consul,nicholascapo/consul,lindenlab/consul,scalp42/consul,scalp42/consul,tshak/consul,mckennajones/consul,pmalmgren/consul,kaskavalci/consul,turbine/consul,pmalmgren/consul,tugbabodrumlu/consul,sequenceiq/consul,zeroae/consul,samaitra/consul,i0rek/consul,sweeneyb/consul,zeroae/consul,turbine/consul,tugbabodrumlu/consul,leowmjw/consul,vamage/consul,tshak/consul,andygoalkeeper/consul,sean-/consul,dankraw/consul,dankraw/consul,42wim/consul,Thib17/consul,hashicorp/consul,turbine/consul,vamage/consul,youhong316/consul,leowmjw/consul,tshak/consul,leowmjw/consul,rhyas/consul,i0rek/consul,shaneog/consul,zeroae/consul,lindenlab/consul,turbine/consul,scalp42/consul,42wim/consul,zeroae/consul,nicholascapo/consul,youhong316/consul,sequenceiq/consul,sean-/consul,andygoalkeeper/consul,calgaryscientific/consul,shaneog/consul,mckennajones/consul,Thib17/consul,sweeneyb/consul,42wim/consul,nicholascapo/consul,pmalmgren/consul,tshak/consul,mckennajones/consul,youhong316/consul,samaitra/consul,jovandeginste/consul,kylemcc/consul,andygoalkeeper/consul,Pivotal-Pierre-Delagrave/consul,pmalmgren/consul,sunadm/consul,rhyas/consul,scalp42/consul,pmalmgren/consul,mshean/consul,42wim/consul,Pivotal-Pierre-Delagrave/consul,leowmjw/consul,nicholascapo/consul,kaskavalci/consul,dankraw/consul,tshak/consul,sweeneyb/consul,Pivotal-Pierre-Delagrave/consul,rhyas/consul,kylemcc/consul,samaitra/consul,kingland/consul,kylemcc/consul,lindenlab/consul,hashicorp/consul,shaneog/consul,sweeneyb/consul,andygoalkeeper/consul,jovandeginste/consul,samaitra/consul,kingland/consul,sequenceiq/consul,sunadm/consul,kingland/consul,Thib17/consul,kaskavalci/consul,mshean/consul,sean-/consul,lindenlab/consul,calgaryscientific/consul,calgaryscientific/consul,mshean/consul,dankraw/consul,scalp42/consul,mckennajones/consul,tugbabodrumlu/consul,nicholascapo/consul,Pivotal-Pierre-Delagrave/consul,tugbabodrumlu/consul,mshean/consul,jovandeginste/consul,mckennajones/consul,youhong316/consul,i0rek/consul,jovandeginste/consul,andygoalkeeper/consul,sean-/consul,sunadm/consul,sequenceiq/consul,hashicorp/consul,kingland/consul,mshean/consul,jovandeginste/consul,sequenceiq/consul,hashicorp/consul,turbine/consul,leowmjw/consul,youhong316/consul,sunadm/consul,calgaryscientific/consul,shaneog/consul,kingland/consul,calgaryscientific/consul