Enable Native CUPS printing on Chrome OS.

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

 // Copyright (c) 2013 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.
 
 #include "chrome/browser/chromeos/chrome_browser_main_chromeos.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 540 matching lines @@
   // Make sure that wallpaper boot transition and other delays in OOBE
   // are disabled for tests and kiosk app launch by default.
   // Individual tests may enable them if they want.
   if (parsed_command_line().HasSwitch(::switches::kTestType) ||
       ShouldAutoLaunchKioskApp(parsed_command_line())) {
     WizardController::SetZeroDelays();
   }
 
   // Enable/disable native CUPS integration
   printing::PrintBackend::SetNativeCupsEnabled(
-      parsed_command_line().HasSwitch(::switches::kEnableNativeCups));
+      !parsed_command_line().HasSwitch(::switches::kDisableNativeCups));
 
   power_prefs_.reset(new PowerPrefs(PowerPolicyController::Get()));
 
   arc_kiosk_app_manager_.reset(new ArcKioskAppManager());
 
   // In Aura builds this will initialize ash::Shell.
   ChromeBrowserMainPartsLinux::PreProfileInit();
 
   if (immediate_login) {
     const std::string cryptohome_id =
@@ skipping 385 matching lines @@
 
   ChromeBrowserMainPartsLinux::PostDestroyThreads();
 
   // Destroy DeviceSettingsService after g_browser_process.
   DeviceSettingsService::Shutdown();
 
   chromeos::ShutdownCloseTracking();
 }
 
 }  //  namespace chromeos