Convert //content/browser from scoped_ptr to std::unique_ptr

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 283 matching lines @@
     int64_t service_worker_registration_id,
     std::vector<NotificationDatabaseData>* notification_data_vector) const {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   DCHECK(notification_data_vector);
 
   const std::string prefix = CreateDataPrefix(origin);
 
   leveldb::Slice prefix_slice(prefix);
 
   NotificationDatabaseData notification_database_data;
-  scoped_ptr<leveldb::Iterator> iter(db_->NewIterator(leveldb::ReadOptions()));
+  std::unique_ptr<leveldb::Iterator> iter(
+      db_->NewIterator(leveldb::ReadOptions()));
   for (iter->Seek(prefix_slice); iter->Valid(); iter->Next()) {
     if (!iter->key().starts_with(prefix_slice))
       break;
 
     Status status = DeserializedNotificationData(iter->value().ToString(),
                                                  &notification_database_data);
     if (status != STATUS_OK)
       return status;
 
     if (service_worker_registration_id != kInvalidServiceWorkerRegistrationId &&
@@ skipping 16 matching lines @@
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   DCHECK(deleted_notification_set);
   DCHECK(origin.is_valid());
 
   const std::string prefix = CreateDataPrefix(origin);
 
   leveldb::Slice prefix_slice(prefix);
   leveldb::WriteBatch batch;
 
   NotificationDatabaseData notification_database_data;
-  scoped_ptr<leveldb::Iterator> iter(db_->NewIterator(leveldb::ReadOptions()));
+  std::unique_ptr<leveldb::Iterator> iter(
+      db_->NewIterator(leveldb::ReadOptions()));
   for (iter->Seek(prefix_slice); iter->Valid(); iter->Next()) {
     if (!iter->key().starts_with(prefix_slice))
       break;
 
     if (service_worker_registration_id != kInvalidServiceWorkerRegistrationId) {
       Status status = DeserializedNotificationData(iter->value().ToString(),
                                                    &notification_database_data);
       if (status != STATUS_OK)
         return status;
 
@@ skipping 16 matching lines @@
     batch.Delete(iter->key());
   }
 
   if (deleted_notification_set->empty())
     return STATUS_OK;
 
   return LevelDBStatusToStatus(db_->Write(leveldb::WriteOptions(), &batch));
 }
 
 }  // namespace content