Add QUIC 31 in which the server's proof covers both the static server config as well as a hash of t…

net/quic/crypto/proof_source_chromium_nss.cc

Index: net/quic/crypto/proof_source_chromium_nss.cc
diff --git a/net/quic/crypto/proof_source_chromium_nss.cc b/net/quic/crypto/proof_source_chromium_nss.cc
index 4c78d379d06fdb8ff9100dcbc66f5f3423044da1..8ab7cc363def8f5d82892010af0925a849364118 100644
--- a/net/quic/crypto/proof_source_chromium_nss.cc
+++ b/net/quic/crypto/proof_source_chromium_nss.cc
@@ -22,6 +22,8 @@ bool ProofSourceChromium::Initialize(const base::FilePath& cert_path,
 bool ProofSourceChromium::GetProof(const IPAddress& server_ip,
                                    const string& hostname,
                                    const string& server_config,
+                                   QuicVersion quic_version,
+                                   base::StringPiece chlo_hash,
                                    bool ecdsa_ok,
                                    scoped_refptr<ProofSource::Chain>* out_chain,
                                    string* out_signature,