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

net/cert/internal/verify_certificate_chain_unittest.cc

Index: net/cert/internal/verify_certificate_chain_unittest.cc
diff --git a/net/cert/internal/verify_certificate_chain_unittest.cc b/net/cert/internal/verify_certificate_chain_unittest.cc
index 4cd03c08901b63e33dd8add3a3ef8cef90cf6932..9103f12f3df0298ae230c4f5392d87f32e607e35 100644
--- a/net/cert/internal/verify_certificate_chain_unittest.cc
+++ b/net/cert/internal/verify_certificate_chain_unittest.cc
@@ -77,7 +77,7 @@ void ReadTestFromFile(const std::string& file_name,
       chain->push_back(block_data);
     } else if (block_type == kTrustedCertificateHeader) {
       scoped_refptr<ParsedCertificate> cert(
-          ParsedCertificate::CreateFromCertificateCopy(block_data));
+          ParsedCertificate::CreateFromCertificateCopy(block_data, {}));
       ASSERT_TRUE(cert);
       trust_store->AddTrustedCertificate(std::move(cert));
     } else if (block_type == kTimeHeader) {
@@ -109,7 +109,8 @@ void RunTest(const char* file_name) {
   for (const auto& cert_der : chain) {
     ASSERT_TRUE(net::ParsedCertificate::CreateAndAddToVector(
         reinterpret_cast<const uint8_t*>(cert_der.data()), cert_der.size(),
-        net::ParsedCertificate::DataSource::EXTERNAL_REFERENCE, &input_chain));
+        net::ParsedCertificate::DataSource::EXTERNAL_REFERENCE, {},
+        &input_chain));
   }
 
   SimpleSignaturePolicy signature_policy(1024);