Convert WindowOpenDisposition to an enum class.

chrome/browser/chromeos/login/screens/error_screen.cc

 // 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.
 
 #include "chrome/browser/chromeos/login/screens/error_screen.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 260 matching lines @@
   Profile* profile = GetAppProfile();
   ExtensionService* extension_service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
 
   std::string extension_id = extension_service->component_loader()->Add(
       IDR_CONNECTIVITY_DIAGNOSTICS_MANIFEST,
       base::FilePath(extension_misc::kConnectivityDiagnosticsPath));
 
   const extensions::Extension* extension =
       extension_service->GetExtensionById(extension_id, true);
-  OpenApplication(
-      AppLaunchParams(profile, extension, extensions::LAUNCH_CONTAINER_WINDOW,
-                      NEW_WINDOW, extensions::SOURCE_CHROME_INTERNAL));
+  OpenApplication(AppLaunchParams(
+      profile, extension, extensions::LAUNCH_CONTAINER_WINDOW,
+      WindowOpenDisposition::NEW_WINDOW, extensions::SOURCE_CHROME_INTERNAL));
   KioskAppManager::Get()->InitSession(profile, extension_id);
 
   user_manager::UserManager::Get()->SessionStarted();
 
   LoginDisplayHost::default_host()->Finalize();
 }
 
 void ErrorScreen::OnLaunchOobeGuestSession() {
   DeviceSettingsService::Get()->GetOwnershipStatusAsync(
       base::Bind(&ErrorScreen::StartGuestSessionAfterOwnershipCheck,
@@ skipping 43 matching lines @@
   }
 
   if (guest_login_performer_)
     return;
 
   guest_login_performer_.reset(new ChromeLoginPerformer(this));
   guest_login_performer_->LoginOffTheRecord();
 }
 
 }  // namespace chromeos