Fix do-checked-procedure for chaperoned structs
Fix do-checked-procedure for chaperoned structs

pycket/pycket,samth/pycket,samth/pycket,vishesh/pycket,pycket/pycket,vishesh/pycket,cderici/pycket,magnusmorton/pycket,pycket/pycket,cderici/pycket,cderici/pycket,vishesh/pycket,magnusmorton/pycket,samth/pycket,magnusmorton/pycket