player/js/elements/helpers/shapes/SVGStyleData.js

function SVGStyleData(data, level) {
  this.data = data;
  this.type = data.ty;
  this.d = '';
  this.lvl = level;
  this._mdf = false;
  this.closed = data.hd === true;
  this.pElem = createNS('path');
  this.msElem = null;
}

SVGStyleData.prototype.reset = function () {
  this.d = '';
  this._mdf = false;
};