B2G/gecko/browser/components/thumbnails/PageThumbs.jsm
/**
   * Get the worker, spawning it if necessary.
   * Code of the worker is in companion file PageThumbsWorker.js
   */
Get the worker, spawning it if necessary.
Code of the worker is in companion file PageThumbsWorker.js
Get the worker spawning it if necessary . Code of the worker is in companion file PageThumbsWorker . js
get _worker() {
    delete this._worker;
    this._worker = new ChromeWorker("resource:///modules/PageThumbsWorker.js");
    this._worker.addEventListener("message", this);
    return this._worker;
  }
get _worker ( ) { delete this . _worker ; this . _worker = new ChromeWorker ( "resource:///modules/PageThumbsWorker.js" ) ; this . _worker . addEventListener ( "message" , this ) ; return this . _worker ; }
Get the worker, spawning it if necessary.
Get the worker spawning it if necessary .