[IndexedDB] Refactoring to remove ref ptrs and host transaction ids.

content/browser/indexed_db/indexed_db_class_factory.h

Index: content/browser/indexed_db/indexed_db_class_factory.h
diff --git a/content/browser/indexed_db/indexed_db_class_factory.h b/content/browser/indexed_db/indexed_db_class_factory.h
index 60f069e6c9668e39fe29e5a52e7f77d991b89e16..2211322e10f40776fe60605494f5eddaa577cbb5 100644
--- a/content/browser/indexed_db/indexed_db_class_factory.h
+++ b/content/browser/indexed_db/indexed_db_class_factory.h
@@ -48,13 +48,6 @@ class CONTENT_EXPORT IndexedDBClassFactory {
       IndexedDBFactory* factory,
       const IndexedDBDatabase::Identifier& unique_identifier);
 
-  virtual IndexedDBTransaction* CreateIndexedDBTransaction(
-      int64_t id,
-      base::WeakPtr<IndexedDBConnection> connection,
-      const std::set<int64_t>& scope,
-      blink::WebIDBTransactionMode mode,
-      IndexedDBBackingStore::Transaction* backing_store_transaction);
-
   virtual std::unique_ptr<LevelDBIteratorImpl> CreateIteratorImpl(
       std::unique_ptr<leveldb::Iterator> iterator);