Write the assigned notification id to the stored notification data.

content/browser/notifications/notification_database.cc

 // 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.
 
 #include "content/browser/notifications/notification_database.h"
 
 #include <string>
 
 #include "base/files/file_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 171 matching lines @@
 
 NotificationDatabase::Status NotificationDatabase::WriteNotificationData(
     const GURL& origin,
     const NotificationDatabaseData& notification_database_data,
     int64_t* notification_id) {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   DCHECK_EQ(STATE_INITIALIZED, state_);
   DCHECK(notification_id);
   DCHECK(origin.is_valid());
 
+  DCHECK_GE(next_notification_id_, kFirstNotificationId);
+
+  NotificationDatabaseData storage_data = notification_database_data;
+  storage_data.notification_id = next_notification_id_;
+
   std::string serialized_data;
-  if (!SerializeNotificationDatabaseData(notification_database_data,
+  if (!SerializeNotificationDatabaseData(storage_data,
                                          &serialized_data)) {
     DLOG(ERROR) << "Unable to serialize data for a notification belonging "
                 << "to: " << origin;
     return STATUS_ERROR_FAILED;
   }
 
-  DCHECK_GE(next_notification_id_, kFirstNotificationId);
-
   leveldb::WriteBatch batch;
   batch.Put(CreateDataKey(origin, next_notification_id_), serialized_data);
   batch.Put(kNextNotificationIdKey,
             base::Int64ToString(next_notification_id_ + 1));
 
   Status status = LevelDBStatusToStatus(
       db_->Write(leveldb::WriteOptions(), &batch));
   if (status != STATUS_OK)
     return status;
 
@@ skipping 151 matching lines @@
     batch.Delete(iter->key());
   }
 
   if (deleted_notification_set->empty())
     return STATUS_OK;
 
   return LevelDBStatusToStatus(db_->Write(leveldb::WriteOptions(), &batch));
 }
 
 }  // namespace content