public void Initialize()
 {
     _handler = new ComplexPropertyEditorContentEventHandler(
         Constants.PropertyEditors.Aliases.NestedContent,
         CreateNestedContentKeys);
 }
 public void Initialize()
 {
     _handler = new ComplexPropertyEditorContentEventHandler(
         Constants.PropertyEditors.Aliases.BlockList,
         ReplaceBlockListUdis);
 }