// TODO: remove in P10+, API changed in a revision, kept to avoid breaking Application when the entire factory is not published
 public void RegisterBlock(OSUserControl block)
 {
     BlocksJavaScript.RegisterBlock(block);
 }
 public void RegisterBlock(OSUserControl block, out BlocksJavascript.JavascriptNode javascriptNode)
 {
     javascriptNode = BlocksJavaScript.RegisterBlock(block);
 }