Clear the QUIC cached proof when a client receives a REJ w/o a PROF tag.

net/quic/crypto/crypto_handshake.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_QUIC_CRYPTO_CRYPTO_HANDSHAKE_H_
 #define NET_QUIC_CRYPTO_CRYPTO_HANDSHAKE_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 248 matching lines @@
                                   QuicWallTime now,
                                   std::string* error_details);
 
     // InvalidateServerConfig clears the cached server config (if any).
     void InvalidateServerConfig();
 
     // SetProof stores a certificate chain and signature.
     void SetProof(const std::vector<std::string>& certs,
                   base::StringPiece signature);
 
+    // Clears the certificate chain and signature and invalidates the proof.
+    void ClearProof();
+
     // SetProofValid records that the certificate chain and signature have been
     // validated and that it's safe to assume that the server is legitimate.
     // (Note: this does not check the chain or signature.)
     void SetProofValid();
 
     // If the server config or the proof has changed then it needs to be
     // revalidated. Helper function to keep server_config_valid_ and
     // generation_counter_ in sync.
     void SetProofInvalid();
 
@@ skipping 111 matching lines @@
 
   scoped_ptr<ProofVerifier> proof_verifier_;
   scoped_ptr<ChannelIDSigner> channel_id_signer_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicCryptoClientConfig);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CRYPTO_CRYPTO_HANDSHAKE_H_