Remove enable_notifications build flag and define

chrome/browser/push_messaging/push_messaging_service_impl.h

 // Copyright 2014 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.
 
 #ifndef CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_SERVICE_IMPL_H_
 #define CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_SERVICE_IMPL_H_
 
 #include <stdint.h>
 #include <memory>
 #include <set>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/background/background_trigger.h"
+#include "chrome/browser/push_messaging/push_messaging_notification_manager.h"
 #include "chrome/common/features.h"
 #include "components/content_settings/core/browser/content_settings_observer.h"
 #include "components/content_settings/core/common/content_settings.h"
 #include "components/gcm_driver/common/gcm_messages.h"
 #include "components/gcm_driver/gcm_app_handler.h"
 #include "components/gcm_driver/gcm_client.h"
 #include "components/gcm_driver/instance_id/instance_id.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "content/public/browser/push_messaging_service.h"
 #include "content/public/common/push_event_payload.h"
 #include "content/public/common/push_messaging_status.h"
 #include "third_party/WebKit/public/platform/modules/permissions/permission_status.mojom.h"
 #include "third_party/WebKit/public/platform/modules/push_messaging/WebPushPermissionStatus.h"
 
-#if defined(ENABLE_NOTIFICATIONS)
-#include "chrome/browser/push_messaging/push_messaging_notification_manager.h"
-#endif
-
 class Profile;
 class PushMessagingAppIdentifier;
 class PushMessagingServiceObserver;
 class PushMessagingServiceTest;
 class ScopedKeepAlive;
 struct PushSubscriptionOptions;
 
 namespace gcm {
 class GCMDriver;
 }
@@ skipping 198 matching lines @@
   }
 
   Profile* profile_;
 
   int push_subscription_count_;
   int pending_push_subscription_count_;
 
   base::Closure message_callback_for_testing_;
   base::Closure content_setting_changed_callback_for_testing_;
 
-#if defined(ENABLE_NOTIFICATIONS)
   PushMessagingNotificationManager notification_manager_;
-#endif
 
   // A multiset containing one entry for each in-flight push message delivery,
   // keyed by the receiver's app id.
   std::multiset<std::string> in_flight_message_deliveries_;
 
   MessageDispatchedCallback message_dispatched_callback_for_testing_;
 
   std::unique_ptr<PushMessagingServiceObserver>
       push_messaging_service_observer_;
 
 #if BUILDFLAG(ENABLE_BACKGROUND)
   // KeepAlive registered while we have in-flight push messages, to make sure
   // we can finish processing them without being interrupted.
   std::unique_ptr<ScopedKeepAlive> in_flight_keep_alive_;
 #endif
 
   base::WeakPtrFactory<PushMessagingServiceImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PushMessagingServiceImpl);
 };
 
 #endif  // CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_SERVICE_IMPL_H_