internal sealed override bool ChangeVisibility(IElement child) =>
 DynamicNodeHelper.ChangeVisibility(base.ChangeVisibility, this.dynamicChildren, child);
        ////////////////////////////////////////////////////////////////////////////////////////////////////////////////

        internal sealed override Element ReadNewDynamicChildContents(
            EmberReader reader, ElementType actualType, Context context, out RetrievalState childRetrievalState)
        {
            return(DynamicNodeHelper.ReadDynamicChildContents(reader, actualType, context, out childRetrievalState));
        }