Track some changes to reference types (mostly Blink types moving to Oilpan).

Source/bindings/modules/dart/custom/DartSQLTransactionCustom.cpp

Index: Source/bindings/modules/dart/custom/DartSQLTransactionCustom.cpp
diff --git a/Source/bindings/modules/dart/custom/DartSQLTransactionCustom.cpp b/Source/bindings/modules/dart/custom/DartSQLTransactionCustom.cpp
index fd832186b3c4c32d959e260e20f9b4d4172dd795..a4c67b9fe974c04241331ee2632abf292b82630b 100644
--- a/Source/bindings/modules/dart/custom/DartSQLTransactionCustom.cpp
+++ b/Source/bindings/modules/dart/custom/DartSQLTransactionCustom.cpp
@@ -59,16 +59,16 @@ void executeSqlCallback(Dart_NativeArguments args)
         if (exception)
             goto fail;
 
-        OwnPtr<SQLStatementCallback> callback = DartSQLStatementCallback::createWithNullCheck(Dart_GetNativeArgument(args, 3), exception);
+        SQLStatementCallback* callback = DartSQLStatementCallback::createWithNullCheck(Dart_GetNativeArgument(args, 3), exception);
         if (exception)
             goto fail;
 
-        OwnPtr<SQLStatementErrorCallback> errorCallback = DartSQLStatementErrorCallback::createWithNullCheck(Dart_GetNativeArgument(args, 4), exception);
+        SQLStatementErrorCallback* errorCallback = DartSQLStatementErrorCallback::createWithNullCheck(Dart_GetNativeArgument(args, 4), exception);
         if (exception)
             goto fail;
 
         DartExceptionState es;
-        receiver->executeSQL(statement, sqlValues, callback.release(), errorCallback.release(), es);
+        receiver->executeSQL(statement, sqlValues, callback, errorCallback, es);
         if (es.hadException()) {
             exception = es.toDart(args);
             goto fail;