Move enable extensions define to a build flag.

chrome/browser/browsing_data/browsing_data_counter_factory.cc

 // Copyright 2016 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/browsing_data/browsing_data_counter_factory.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/ptr_util.h"
 #include "chrome/browser/browsing_data/browsing_data_counter_utils.h"
 #include "chrome/browser/browsing_data/cache_counter.h"
 #include "chrome/browser/browsing_data/downloads_counter.h"
 #include "chrome/browser/browsing_data/media_licenses_counter.h"
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/history/web_history_service_factory.h"
 #include "chrome/browser/password_manager/password_store_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/browser/web_data_service_factory.h"
 #include "components/browser_sync/profile_sync_service.h"
 #include "components/browsing_data/core/counters/autofill_counter.h"
 #include "components/browsing_data/core/counters/browsing_data_counter.h"
 #include "components/browsing_data/core/counters/history_counter.h"
 #include "components/browsing_data/core/counters/passwords_counter.h"
 #include "components/browsing_data/core/pref_names.h"
 #include "components/history/core/browser/web_history_service.h"
 #include "components/password_manager/core/browser/password_store.h"
+#include "extensions/features/features.h"
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
 #include "chrome/browser/browsing_data/hosted_apps_counter.h"
 #endif
 
 namespace {
 
 history::WebHistoryService* GetUpdatedWebHistoryService(Profile* profile) {
   return WebHistoryServiceFactory::GetForProfile(profile);
 }
 
 }  // namespace
@@ skipping 28 matching lines @@
         WebDataServiceFactory::GetAutofillWebDataForProfile(
             profile, ServiceAccessType::EXPLICIT_ACCESS));
   }
 
   if (pref_name == browsing_data::prefs::kDeleteDownloadHistory)
     return base::MakeUnique<DownloadsCounter>(profile);
 
   if (pref_name == browsing_data::prefs::kDeleteMediaLicenses)
     return base::MakeUnique<MediaLicensesCounter>(profile);
 
-#if defined(ENABLE_EXTENSIONS)
+#if BUILDFLAG(ENABLE_EXTENSIONS)
   if (pref_name == browsing_data::prefs::kDeleteHostedAppsData)
     return base::MakeUnique<HostedAppsCounter>(profile);
 #endif
 
   return nullptr;
 }