platform/video.videojs/dist/video.es.js
function LoadProgressBar(player, options) {
    classCallCheck(this, LoadProgressBar);

    var _this = possibleConstructorReturn(this, _Component.call(this, player, options));

    _this.partEls_ = [];
    _this.on(player, 'progress', _this.update);
    return _this;
  }
function LoadProgressBar(player, options) {
    classCallCheck(this, LoadProgressBar);

    var _this = possibleConstructorReturn(this, _Component.call(this, player, options));

    _this.partEls_ = [];
    _this.on(player, 'progress', _this.update);
    return _this;
  }
Creates an instance of this class.

@param {Player} player
The `Player` that this class should be attached to.

@param {Object} [options]
The key/value store of player options.