    # File lib/chef/provider/service/upstart.rb, line 172
            def disable_service
              Chef::Log.debug("#{@new_resource} upstart lacks inherent support for disabling services, editing job config file")
              conf = Chef::Util::FileEdit.new("#{@upstart_job_dir}/#{@new_resource.service_name}#{@upstart_conf_suffix}")
              conf.search_file_replace(/^start on/, "#start on")
              conf.write_file
            end