Implement the ability to get all notifications in Chromium.

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 44 matching lines @@
   // PlatformNotificationContext implementation.
   void ReadNotificationData(int64_t notification_id,
                             const GURL& origin,
                             const ReadResultCallback& callback) override;
   void WriteNotificationData(const GURL& origin,
                              const NotificationDatabaseData& database_data,
                              const WriteResultCallback& callback) override;
   void DeleteNotificationData(int64_t notification_id,
                               const GURL& origin,
                               const DeleteResultCallback& callback) override;
+  void ReadAllNotificationDataForServiceWorkerRegistration(
+      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>;
@@ skipping 18 matching lines @@
   void OpenDatabase(const base::Closure& success_closure,
                     const base::Closure& failure_closure);
 
   // Actually reads the notification data from the database. Must only be
   // called on the |task_runner_| thread. |callback| will be invoked on the
   // IO thread when the operation has completed.
   void DoReadNotificationData(int64_t notification_id,
                               const GURL& origin,
                               const ReadResultCallback& callback);
 
+  // Actually reads all notification data from the database. Must only be
+  // called on the |task_runner_| thread. |callback| will be invoked on the
+  // IO thread when the operation has completed.
+  void DoReadAllNotificationDataForServiceWorkerRegistration(
+      const GURL& origin,
+      int64_t service_worker_registration_id,
+      const ReadAllResultCallback& callback);
+
   // Actually writes the notification database to the database. Must only be
   // called on the |task_runner_| thread. |callback| will be invoked on the
   // IO thread when the operation has completed.
   void DoWriteNotificationData(const GURL& origin,
                                const NotificationDatabaseData& database_data,
                                const WriteResultCallback& callback);
 
   // Actually deletes the notification information from the database. Must only
   // be called on the |task_runner_| thread. |callback| will be invoked on the
   // IO thread when the operation has completed.
@@ skipping 25 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_