code: function(result, feedbackCellField) {
        var newState = $.extend({}, result);
        this.feedbackCell.set(feedbackCellField, newState, {silent: true});
        this.feedbackCell.trigger('change:' + feedbackCellField);
      }
docs: Processes the result of the then method. Adds to the feedback cell.
  @param result {Object} the result of the then method
  @param feedbackCellField {Object} the name of the feedbackCellField, typically the "to" value.
  @private
  @method __processFeedbackThenResult