Push API: Forced notifications should use Notifications database

content/browser/notifications/platform_notification_context_impl.h

 // Copyright 2015 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 CONTENT_BROWSER_NOTIFICATIONS_PLATFORM_NOTIFICATION_CONTEXT_IMPL_H_
 #define CONTENT_BROWSER_NOTIFICATIONS_PLATFORM_NOTIFICATION_CONTEXT_IMPL_H_
 
 #include <stdint.h>
 
 #include "base/callback.h"
@@ skipping 16 matching lines @@
 
 class NotificationDatabase;
 struct NotificationDatabaseData;
 class ServiceWorkerContextWrapper;
 
 // Implementation of the Web Notification storage context. The public methods
 // defined in this interface must only be called on the IO thread unless
 // otherwise specified.
 class CONTENT_EXPORT PlatformNotificationContextImpl
     : NON_EXPORTED_BASE(public PlatformNotificationContext),
-      NON_EXPORTED_BASE(public ServiceWorkerContextObserver),
-      public base::RefCountedThreadSafe<PlatformNotificationContextImpl,
-                                        BrowserThread::DeleteOnUIThread> {
+      NON_EXPORTED_BASE(public ServiceWorkerContextObserver) {
  public:
   // Constructs a new platform notification context. If |path| is non-empty, the
   // database will be initialized in the "Platform Notifications" subdirectory
   // of |path|. Otherwise, the database will be initialized in memory. The
   // constructor must only be called on the IO thread.
   PlatformNotificationContextImpl(
       const base::FilePath& path,
       const scoped_refptr<ServiceWorkerContextWrapper>& service_worker_context);
 
   // To be called on the UI thread to initialize the instance.
@@ skipping 16 matching lines @@
       const GURL& origin,
       int64_t service_worker_registration_id,
       const ReadAllResultCallback& callback) override;
 
   // ServiceWorkerContextObserver implementation.
   void OnRegistrationDeleted(int64_t registration_id,
                              const GURL& pattern) override;
   void OnStorageWiped() override;
 
  private:
-  friend class base::DeleteHelper<PlatformNotificationContextImpl>;
-  friend class base::RefCountedThreadSafe<PlatformNotificationContextImpl,
-                                        BrowserThread::DeleteOnUIThread>;
-  friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>;
   friend class PlatformNotificationContextTest;
 
   ~PlatformNotificationContextImpl() override;
 
   void InitializeOnIO();
   void ShutdownOnIO();
 
   // Initializes the database if neccesary. Must be called on the IO thread.
   // |success_closure| will be invoked on a the |task_runner_| thread when
   // everything is available, or |failure_closure_| will be invoked on the
@@ skipping 60 matching lines @@
 
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
   scoped_ptr<NotificationDatabase> database_;
 
   DISALLOW_COPY_AND_ASSIGN(PlatformNotificationContextImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_NOTIFICATIONS_PLATFORM_NOTIFICATION_CONTEXT_IMPL_H_