Revert of Update SCT serialization format in Expect-CT reports

net/cert/ct_serialization.cc

Index: net/cert/ct_serialization.cc
diff --git a/net/cert/ct_serialization.cc b/net/cert/ct_serialization.cc
index 41ff63cf8ed11ffd027b7720d278cdbddd06fb3a..7bc7083815e56cc2f94fd66d7e44b2361725321e 100644
--- a/net/cert/ct_serialization.cc
+++ b/net/cert/ct_serialization.cc
@@ -428,21 +428,6 @@
   return true;
 }
 
-void EncodeSignedCertificateTimestamp(
-    const scoped_refptr<ct::SignedCertificateTimestamp>& input,
-    std::string* output) {
-  // This function only supports serialization of V1 SCTs.
-  DCHECK_EQ(SignedCertificateTimestamp::V1, input->version);
-  WriteUint(kVersionLength, input->version, output);
-  WriteEncodedBytes(
-      base::StringPiece(reinterpret_cast<const char*>(input->log_id.data()),
-                        kLogIdLength),
-      output);
-  WriteTimeSinceEpoch(input->timestamp, output);
-  WriteVariableBytes(kExtensionsLengthBytes, input->extensions, output);
-  EncodeDigitallySigned(input->signature, output);
-}
-
 bool EncodeSCTListForTesting(const base::StringPiece& sct,
                              std::string* output) {
   std::string encoded_sct;