selector.getCurrentBean().setBaseClass(baseClass);
builder.recordBindingMode(ct, ComplexTypeBindingMode.FALLBACK_EXTENSION);
BIProperty prop = BIProperty.getCustomization(ct);
CPropertyInfo p;
RawTypeSet ts = RawTypeSetBuilder.build(ct.getContentType().asParticle(), false);
p = prop.createDummyExtendedMixedReferenceProperty("contentOverrideFor" + ct.getName(), ct, ts);
selector.getCurrentBean().addProperty(p);