untrackWindow() {
    if (!this.window) {
      return;
    }
    this.window.removeListener('move', this._movedHandler);
    this.window.removeListener('resize', this._resizedHandler);
    this.window = undefined;
  }
/**
   * Untracks events from currently tracked window.
   */
Untracks events from currently tracked window.
Untracks events from currently tracked window .
untrackWindow() {
    if (!this.window) {
      return;
    }
    this.window.removeListener('move', this._movedHandler);
    this.window.removeListener('resize', this._resizedHandler);
    this.window = undefined;
  }
untrackWindow ( ) { if ( ! this . window ) { return ; } this . window . removeListener ( 'move' , this . _movedHandler ) ; this . window . removeListener ( 'resize' , this . _resizedHandler ) ; this . window = undefined ; }
Untracks events from currently tracked window.
Untracks events from currently tracked window .