code: function finishLoad() {
      // Pick a title, unless one was specified.
      var title = opt_title || this.generateTitleFromEntries_(entries);
      this.mainDisplay_.setTitle(title);
  
      // Show the document.
      var documentView = this.mainDisplay_.openDocument(doc);
      goog.asserts.assert(documentView);
  
      // Zoom to fit.
      // TODO(benvanik): remove setTimeout when zoomToFit is based on view.
      wtf.timing.setTimeout(50, function() {
        documentView.zoomToFit();
      }, this);
    }
docs: This is called after the dialog has closed to give it a chance to animate out.