ifdef OS_NAME -> if defined(OS_NAME)

chrome/browser/ui/webui/flags_ui.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/ui/webui/flags_ui.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 157 matching lines @@
 //
 // FlagsUI
 //
 ///////////////////////////////////////////////////////////////////////////////
 
 FlagsUI::FlagsUI(content::WebUI* web_ui)
     : WebUIController(web_ui),
       ALLOW_THIS_IN_INITIALIZER_LIST(weak_factory_(this)) {
   Profile* profile = Profile::FromWebUI(web_ui);
 
-#ifdef OS_CHROMEOS
+#if defined(OS_CHROMEOS)
   chromeos::DeviceSettingsService::Get()->GetOwnershipStatusAsync(
       base::Bind(&FlagsUI::FinishInitialization,
                  weak_factory_.GetWeakPtr(), profile));
 #else
   web_ui->AddMessageHandler(
       new FlagsDOMHandler(g_browser_process->local_state()));
 
   // Set up the about:flags source.
   content::WebUIDataSource::Add(profile, CreateFlagsUIHTMLSource());
 #endif
 }
 
 FlagsUI::~FlagsUI() {
 }
 
 // static
 base::RefCountedMemory* FlagsUI::GetFaviconResourceBytes(
       ui::ScaleFactor scale_factor) {
   return ResourceBundle::GetSharedInstance().
       LoadDataResourceBytesForScale(IDR_FLAGS_FAVICON, scale_factor);
 }
 
 // static
 void FlagsUI::RegisterPrefs(PrefRegistrySimple* registry) {
   registry->RegisterListPref(prefs::kEnabledLabsExperiments);
 }
 
-#ifdef OS_CHROMEOS
+#if defined(OS_CHROMEOS)
 // static
 void FlagsUI::RegisterUserPrefs(PrefRegistrySyncable* registry) {
   registry->RegisterListPref(prefs::kEnabledLabsExperiments,
                              PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
 void FlagsUI::FinishInitialization(
     Profile* profile,
     chromeos::DeviceSettingsService::OwnershipStatus status,
     bool current_user_is_owner) {
   // On Chrome OS the owner can set system wide flags and other users can only
   // set flags for their own session.
   if (!current_user_is_owner) {
     web_ui()->AddMessageHandler(new FlagsDOMHandler(profile->GetPrefs()));
   } else {
     web_ui()->AddMessageHandler(
         new FlagsDOMHandler(g_browser_process->local_state()));
     // If the owner managed to set the flags pref on his own profile clear it
     // because it will never be accessible anymore.
     if (profile->GetPrefs()->HasPrefPath(prefs::kEnabledLabsExperiments))
       profile->GetPrefs()->ClearPref(prefs::kEnabledLabsExperiments);
   }
 
   // Set up the about:flags source.
   content::WebUIDataSource::Add(profile, CreateFlagsUIHTMLSource());
 }
 #endif