net: Implement ChannelIDSourceChromium, which is based on Chromium's

net/quic/crypto/proof_verifier_chromium.h

 // Copyright 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_PROOF_VERIFIER_CHROMIUM_H_
 #define NET_QUIC_CRYPTO_PROOF_VERIFIER_CHROMIUM_H_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/base/net_export.h"
 #include "net/base/net_log.h"
 #include "net/cert/cert_verify_result.h"
 #include "net/cert/x509_certificate.h"
 #include "net/quic/crypto/proof_verifier.h"
 
 namespace net {
 
 class CertVerifier;
-class SingleRequestCertVerifier;
 
 // ProofVerifyDetailsChromium is the implementation-specific information that a
 // ProofVerifierChromium returns about a certificate verification.
 struct ProofVerifyDetailsChromium : public ProofVerifyDetails {
  public:
   CertVerifyResult cert_verify_result;
 };
 
 // ProofVerifyContextChromium is the implementation-specific information that a
 // ProofVerifierChromium needs in order to log correctly.
@@ skipping 18 matching lines @@
       const std::string& server_config,
       const std::vector<std::string>& certs,
       const std::string& signature,
       const ProofVerifyContext* verify_context,
       std::string* error_details,
       scoped_ptr<ProofVerifyDetails>* verify_details,
       ProofVerifierCallback* callback) OVERRIDE;
 
  private:
   class Job;
+  typedef std::set<Job*> JobSet;
 
   void OnJobComplete(Job* job);
 
   // Set owning pointers to active jobs.
-  typedef std::set<Job*> JobSet;
   JobSet active_jobs_;
 
   // Underlying verifier used to verify certificates.
   CertVerifier* const cert_verifier_;
 
   DISALLOW_COPY_AND_ASSIGN(ProofVerifierChromium);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CRYPTO_PROOF_VERIFIER_CHROMIUM_H_