Allow Cast certificates to have serial numbers greater than 20 bytes.

net/cert/internal/parse_ocsp.cc

Index: net/cert/internal/parse_ocsp.cc
diff --git a/net/cert/internal/parse_ocsp.cc b/net/cert/internal/parse_ocsp.cc
index 87b9d6c47ed39e0289b0f9d51717d7b52db137f5..0243d9537b6216cdd4aa2854ee317f60a9bad2fa 100644
--- a/net/cert/internal/parse_ocsp.cc
+++ b/net/cert/internal/parse_ocsp.cc
@@ -499,10 +499,10 @@ bool GetOCSPCertStatus(const OCSPResponseData& response_data,
   out->status = OCSPCertStatus::Status::GOOD;
 
   ParsedTbsCertificate tbs_cert;
-  if (!ParseTbsCertificate(cert_tbs_certificate_tlv, &tbs_cert))
+  if (!ParseTbsCertificate(cert_tbs_certificate_tlv, {}, &tbs_cert))
     return false;
   ParsedTbsCertificate issuer_tbs_cert;
-  if (!ParseTbsCertificate(issuer_tbs_certificate_tlv, &issuer_tbs_cert))
+  if (!ParseTbsCertificate(issuer_tbs_certificate_tlv, {}, &issuer_tbs_cert))
     return false;
 
   bool found = false;