451   const upb_msgdef* msgdef;  in DescriptorPool_lookup()  local
454   msgdef = upb_symtab_lookupmsg(self->symtab, name_str);  in DescriptorPool_lookup()
455   if (msgdef) {  in DescriptorPool_lookup()
456     return get_msgdef_obj(_self, msgdef);  in DescriptorPool_lookup()
515   self->msgdef = NULL;  in Descriptor_alloc()
555   self->msgdef = (const upb_msgdef*)NUM2ULL(ptr);  in Descriptor_initialize()
568   return get_filedef_obj(self->descriptor_pool, upb_msgdef_file(self->msgdef));  in Descriptor_file_descriptor()
580   return rb_str_maybe_null(upb_msgdef_fullname(self->msgdef));  in Descriptor_name()
593   for (upb_msg_field_begin(&it, self->msgdef);  in Descriptor_each()
613   const upb_fielddef* field = upb_msgdef_ntofz(self->msgdef, s);  in Descriptor_lookup()
631   for (upb_msg_oneof_begin(&it, self->msgdef);  in Descriptor_each_oneof()
651   const upb_oneofdef* oneof = upb_msgdef_ntooz(self->msgdef, s);  in Descriptor_lookup_oneof()
1092   if (msg->descriptor->msgdef != upb_fielddef_containingtype(self->fielddef)) {  in FieldDescriptor_get()
1109   if (msg->descriptor->msgdef != upb_fielddef_containingtype(self->fielddef)) {  in FieldDescriptor_has()
1128   if (msg->descriptor->msgdef != upb_fielddef_containingtype(self->fielddef)) {  in FieldDescriptor_clear()
1148   if (msg->descriptor->msgdef != upb_fielddef_containingtype(self->fielddef)) {  in FieldDescriptor_set()