docs: function(job, callback, wait) {
        if (typeof job === 'string') {
          var n = '___' + job;
          this[n] = Polymer.job.call(this, this[n], callback, wait);
        } else {
          // TODO(sjmiles): suggest we deprecate this call signature
          return Polymer.job.call(this, job, callback, wait);
        }
      }