public PropertyDefaultFacetDerivedFromDefaultedFacet(IDefaultedFacet typeFacet, IFacetHolder holder)
     : base(typeof (IPropertyDefaultFacet), holder) {
     this.typeFacet = typeFacet;
 }
 public ActionDefaultsFacetDerivedFromDefaultedFacets(IDefaultedFacet defaultedFacet, IFacetHolder holder)
     : base(holder) {
     this.defaultedFacet = defaultedFacet;
 }