Removed unused functions.

Note to self; found with:

grep -P "(public|private)" StyleHelper.rsc | perl -pe 's/(public|private)\ +[a-zA-Z\[\]]+\ +(.*?)\(.*/\2/' | uniq > /tmp/func

for i in $(cat /tmp/func); do echo "$i"; grep -RH $i ../../../.; echo ""; done > /tmp/grep