Delete some dead code.

net/socket/ssl_client_socket_nss.cc

 // Copyright (c) 2012 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.
 
 // This file includes code SSLClientSocketNSS::DoVerifyCertComplete() derived
 // from AuthCertificateCallback() in
 // mozilla/security/manager/ssl/src/nsNSSCallbacks.cpp.
 
 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
@@ skipping 312 matching lines @@
   // chain to be a copy of the chain stored in |nss_fd|.
   // If |nss_fd| is NULL, then the current certificate chain will be freed.
   void Reset(PRFileDesc* nss_fd);
 
   // Returns the current certificate chain as a vector of DER-encoded
   // base::StringPieces. The returned vector remains valid until Reset is
   // called.
   std::vector<base::StringPiece> AsStringPieceVector() const;
 
   bool empty() const { return certs_.empty(); }
-  size_t size() const { return certs_.size(); }
 
   CERTCertificate* operator[](size_t index) const {
     DCHECK_LT(index, certs_.size());
     return certs_[index];
   }
 
  private:
   std::vector<CERTCertificate*> certs_;
 };
 
@@ skipping 3248 matching lines @@
 scoped_refptr<X509Certificate>
 SSLClientSocketNSS::GetUnverifiedServerCertificateChain() const {
   return core_->state().server_cert.get();
 }
 
 ServerBoundCertService* SSLClientSocketNSS::GetServerBoundCertService() const {
   return server_bound_cert_service_;
 }
 
 }  // namespace net