GenMS.msSpace.initializeHeader(ref);
GenMS.msSpace.initializeHeader(ref, true);
  public final void postAlloc(ObjectReference ref, ObjectReference typeRef,      int bytes, int allocator) throws InlinePragma {    if (allocator == GenMS.ALLOC_MATURE) {      GenMS.msSpace.initializeHeader(ref);    } else {      super.postAlloc(ref, typeRef, bytes, allocator);    }  }