Perform printer setup on Chrome OS before selecting printer.

chrome/browser/resources/print_preview/native_layer.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.
 
 cr.exportPath('print_preview');
 
 /**
  * @typedef {{selectSaveAsPdfDestination: boolean,
  *            layoutSettings.portrait: boolean,
  *            pageRange: string,
@@ skipping 214 matching lines @@
      * the resolved destination properties by calling
      * {@code onProvisionalPrinterResolved}, or in case of an error
      * {@code failedToResolveProvisionalPrinter}
      * @param {string} provisionalDestinationId
      */
     grantExtensionPrinterAccess: function(provisionalDestinationId) {
       chrome.send('grantExtensionPrinterAccess', [provisionalDestinationId]);
     },
 
     /**
+     * Requests that Chrome peform printer setup for the given printer.
+     * @param {string} printerId
+     * @return {!Promise<Object>}
+     */
+    setupPrinter: function(printerId) {
+      return cr.sendWithPromise('setupPrinter', [printerId]);

[dpapad, 2017/01/12 01:18:10]

Why do you need to wrap |printerId| in an array? Should not be necessary.

[skau, 2017/01/12 02:17:17]

I've unwrapped it.  Send needed it to be wrapped.

+    },
+
+    /**
      * @param {!print_preview.Destination} destination Destination to print to.
      * @param {!print_preview.ticket_items.Color} color Color ticket item.
      * @return {number} Native layer color model.
      * @private
      */
     getNativeColorModel_: function(destination, color) {
       // For non-local printers native color model is ignored anyway.
       var option = destination.isLocal ? color.getSelectedOption() : null;
       var nativeColorModel = parseInt(option ? option.vendor_id : null, 10);
       if (isNaN(nativeColorModel)) {
@@ skipping 850 matching lines @@
       return this.serializedDefaultDestinationSelectionRulesStr_;
     }
   };
 
   // Export
   return {
     NativeInitialSettings: NativeInitialSettings,
     NativeLayer: NativeLayer
   };
 });