Convert WindowOpenDisposition to an enum class.

chrome/browser/ui/views/frame/global_menu_bar_x11.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/ui/views/frame/global_menu_bar_x11.h"
 
 #include <dlfcn.h>
 #include <glib-object.h>
 #include <stddef.h>
 
@@ skipping 832 matching lines @@
   // item since that happens in a different process.
   HistoryItem* item = reinterpret_cast<HistoryItem*>(
       g_object_get_data(G_OBJECT(sender), kHistoryItem));
 
   // If this item can be restored using TabRestoreService, do so. Otherwise,
   // just load the URL.
   sessions::TabRestoreService* service =
       TabRestoreServiceFactory::GetForProfile(profile_);
   if (item->session_id && service) {
     service->RestoreEntryById(browser_->live_tab_context(), item->session_id,
-                              UNKNOWN);
+                              WindowOpenDisposition::UNKNOWN);
   } else {
     DCHECK(item->url.is_valid());
-    browser_->OpenURL(content::OpenURLParams(
-        item->url,
-        content::Referrer(),
-        NEW_FOREGROUND_TAB,
-        ui::PAGE_TRANSITION_AUTO_BOOKMARK,
-        false));
+    browser_->OpenURL(
+        content::OpenURLParams(item->url, content::Referrer(),
+                               WindowOpenDisposition::NEW_FOREGROUND_TAB,
+                               ui::PAGE_TRANSITION_AUTO_BOOKMARK, false));
   }
 }
 
 void GlobalMenuBarX11::OnHistoryMenuAboutToShow(DbusmenuMenuitem* item) {
   if (!tab_restore_service_) {
     tab_restore_service_ = TabRestoreServiceFactory::GetForProfile(profile_);
     if (tab_restore_service_) {
       tab_restore_service_->LoadTabsFromLastSession();
       tab_restore_service_->AddObserver(this);
 
@@ skipping 15 matching lines @@
                                                   unsigned int timestamp) {
   int id = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(sender), kProfileId));
   avatar_menu_->EditProfile(id);
 }
 
 void GlobalMenuBarX11::OnCreateProfileItemActivated(DbusmenuMenuitem* sender,
                                                     unsigned int timestamp) {
   profiles::CreateAndSwitchToNewProfile(ProfileManager::CreateCallback(),
                                         ProfileMetrics::ADD_NEW_USER_MENU);
 }