ution happened, bail out.
        if (!this._form) {
          return;
        }

        // Load the initial values.
        var nodes = this._getSubmittableElements();
        for (var i = 0; i < nodes.length; i++) {
          var node = nodes[i];
          if (this._defaults.has(node)) {
            var defaults = this._defaults.get(node);
            node.value = defaults.value;
            node.checked = defaults.checked;
          }
        }
      },

      /**
       * Serializes the form as will be