Convert WindowOpenDisposition to an enum class.

chrome/browser/search/hotword_service.cc

 // Copyright 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/search/hotword_service.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 692 matching lines @@
   hotword_audio_verification_launch_mode_ = launch_mode;
 
   ExtensionService* extension_service = GetExtensionService(profile_);
   if (!extension_service)
     return;
   const extensions::Extension* extension = extension_service->GetExtensionById(
       extension_misc::kHotwordAudioVerificationAppId, true);
   if (!extension)
     return;
 
-  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));
 }
 
 HotwordService::LaunchMode
 HotwordService::GetHotwordAudioVerificationLaunchMode() {
   return hotword_audio_verification_launch_mode_;
 }
 
 void HotwordService::StartTraining() {
   training_ = true;
 
@@ skipping 148 matching lines @@
   // Only support multiple profiles and profile switching in ChromeOS.
   if (user_manager::UserManager::IsInitialized()) {
     user_manager::User* user =
         user_manager::UserManager::Get()->GetActiveUser();
     if (user && user->is_profile_created())
       return profile_ == ProfileManager::GetActiveUserProfile();
   }
 #endif
   return true;
 }