protected static void vinv_dbug_BeginSetElementBound(RenderElement ve)
{
var debugVisualLay = dbugGetLayoutTracer();
if (debugVisualLay == null) return;
debugVisualLay.BeginNewContext();
debugVisualLay.WriteInfo(dbugVisitorMessage.WITH_0.text, ve);
}
protected static void vinv_dbug_EndSetElementBound(RenderElement ve)