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

content/browser/indexed_db/mock_indexed_db_database_callbacks.h

Index: content/browser/indexed_db/mock_indexed_db_database_callbacks.h
diff --git a/content/browser/indexed_db/mock_indexed_db_database_callbacks.h b/content/browser/indexed_db/mock_indexed_db_database_callbacks.h
index 20ea2b5430d77ec26cc93402f4ff9ec52d6bbb32..a8e52902aab523264e05343339ad60c209ff1409 100644
--- a/content/browser/indexed_db/mock_indexed_db_database_callbacks.h
+++ b/content/browser/indexed_db/mock_indexed_db_database_callbacks.h
@@ -19,9 +19,9 @@ class MockIndexedDBDatabaseCallbacks : public IndexedDBDatabaseCallbacks {
 
   void OnVersionChange(int64_t old_version, int64_t new_version) override {}
   void OnForcedClose() override;
-  void OnAbort(int64_t transaction_id,
+  void OnAbort(const IndexedDBTransaction& transaction,
                const IndexedDBDatabaseError& error) override;
-  void OnComplete(int64_t transaction_id) override {}
+  void OnComplete(const IndexedDBTransaction& transaction) override {}
 
   bool abort_called() const { return abort_called_; }
   bool forced_close_called() const { return forced_close_called_; }