still return JS_TRUE in the failure case, JS_FALSE is for OOM
still return JS_TRUE in the failure case, JS_FALSE is for OOM

freedesktop-unofficial-mirror/swfdec__swfdec,mltframework/swfdec,mltframework/swfdec,freedesktop-unofficial-mirror/swfdec__swfdec,freedesktop-unofficial-mirror/swfdec__swfdec