Revert of Update SCT serialization format in Expect-CT reports

net/cert/ct_serialization.h

Index: net/cert/ct_serialization.h
diff --git a/net/cert/ct_serialization.h b/net/cert/ct_serialization.h
index 4ade8b5907bd10db501da4fed03111dd0d23b442..5dfb43850c7434b84795939c3849a3603e264281 100644
--- a/net/cert/ct_serialization.h
+++ b/net/cert/ct_serialization.h
@@ -85,11 +85,6 @@
     base::StringPiece* input,
     scoped_refptr<ct::SignedCertificateTimestamp>* output);
 
-// Serializes a Signed Certificate Timestamp (SCT) into |output|.
-NET_EXPORT void EncodeSignedCertificateTimestamp(
-    const scoped_refptr<ct::SignedCertificateTimestamp>& input,
-    std::string* output);
-
 // Writes an SCTList into |output|, containing a single |sct|.
 NET_EXPORT_PRIVATE bool EncodeSCTListForTesting(const base::StringPiece& sct,
                                                 std::string* output);