Print Preview: close dialog when system dialog is open (Win)

chrome/browser/resources/print_preview/print_preview.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // TODO(rltoscano): Move data/* into print_preview.data namespace
 
 // <include src="component.js">
 // <include src="print_preview_focus_manager.js">
 //
 
@@ skipping 589 matching lines @@
           destination.id ==
           print_preview.Destination.GooglePromotedId.SAVE_AS_PDF) {
         // Save as PDF resolves when file selection is completed or cancelled.
         whenPrintDone.then(
             this.onFileSelectionComplete_.bind(this),
             this.onFileSelectionCancel_.bind(this));
       } else {  // standard local printer
         var boundHideDialog = function () {
           this.nativeLayer_.startHideDialog();
         }.bind(this);
-        // Local printers resolve when print is started. Hide the dialog.
+        // Local printers resolve when print is ready to start. Hide the
+        // dialog.
         whenPrintDone.then(boundHideDialog, boundHideDialog);
       }
 
       this.showSystemDialogBeforeNextPrint_ = false;
       return print_preview.PrintAttemptResult_.PRINTED;
     },
 
     /**
      * Closes the print preview.
      * @param {boolean} isCancel Whether this was called due to the user
@@ skipping 742 matching lines @@
 // <include src="search/destination_search.js">
 // <include src="search/provisional_destination_resolver.js">
 
 window.addEventListener('DOMContentLoaded', function() {
   var previewWindow = /** @type {{isTest: boolean}} */ (window);
   if (!previewWindow.isTest) {
     var printPreview = new print_preview.PrintPreview();
     printPreview.initialize();
   }
 });