IDBObserver: Lifetime Management: Adding Observer

content/browser/indexed_db/indexed_db_class_factory.cc

 // 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.
 
 #include "content/browser/indexed_db/indexed_db_class_factory.h"
 
 #include <utility>
 
 #include "content/browser/indexed_db/indexed_db_transaction.h"
 #include "content/browser/indexed_db/leveldb/leveldb_iterator_impl.h"
@@ skipping 19 matching lines @@
 IndexedDBDatabase* IndexedDBClassFactory::CreateIndexedDBDatabase(
     const base::string16& name,
     IndexedDBBackingStore* backing_store,
     IndexedDBFactory* factory,
     const IndexedDBDatabase::Identifier& unique_identifier) {
   return new IndexedDBDatabase(name, backing_store, factory, unique_identifier);
 }
 
 IndexedDBTransaction* IndexedDBClassFactory::CreateIndexedDBTransaction(
     int64_t id,
-    scoped_refptr<IndexedDBDatabaseCallbacks> callbacks,
+    base::WeakPtr<IndexedDBConnection> connection,
     const std::set<int64_t>& scope,
     blink::WebIDBTransactionMode mode,
-    IndexedDBDatabase* db,
     IndexedDBBackingStore::Transaction* backing_store_transaction) {
-  return new IndexedDBTransaction(id, callbacks, scope, mode, db,
+  return new IndexedDBTransaction(id, std::move(connection), scope, mode,
                                   backing_store_transaction);
 }
 
 LevelDBTransaction* IndexedDBClassFactory::CreateLevelDBTransaction(
     LevelDBDatabase* db) {
   return new LevelDBTransaction(db);
 }
 
 content::LevelDBIteratorImpl* IndexedDBClassFactory::CreateIteratorImpl(
     std::unique_ptr<leveldb::Iterator> iterator) {
   return new LevelDBIteratorImpl(std::move(iterator));
 }
 
 }  // namespace content