Add support to QUIC for QUIC_VERSION_8: for RSA-PSS signatures, set

net/quic/crypto/proof_verifier_chromium.h

Index: net/quic/crypto/proof_verifier_chromium.h
===================================================================
--- net/quic/crypto/proof_verifier_chromium.h	(revision 216255)
+++ net/quic/crypto/proof_verifier_chromium.h	(working copy)
@@ -39,7 +39,8 @@
   virtual ~ProofVerifierChromium();
 
   // ProofVerifier interface
-  virtual Status VerifyProof(const std::string& hostname,
+  virtual Status VerifyProof(QuicVersion version,
+                             const std::string& hostname,
                              const std::string& server_config,
                              const std::vector<std::string>& certs,
                              const std::string& signature,
@@ -59,7 +60,8 @@
   int DoVerifyCert(int result);
   int DoVerifyCertComplete(int result);
 
-  bool VerifySignature(const std::string& signed_data,
+  bool VerifySignature(QuicVersion version,
+                       const std::string& signed_data,
                        const std::string& signature,
                        const std::string& cert);