# File lib/chef_zero/chef_data/data_normalizer.rb, line 8
      def self.normalize_acls(acls)
        ChefData::DefaultCreator::PERMISSIONS.each do |perm|
          acls[perm] ||= {}
          (acls[perm]['actors'] ||= []).uniq!    # this gets doubled sometimes, for reasons.
          acls[perm]['groups'] ||= []
        end
        acls
      end