Minor refactors to enable sending an Expect-CT header more easily.

net/quic/test_tools/crypto_test_utils.h

 // 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.
 
 #ifndef NET_QUIC_TEST_TOOLS_CRYPTO_TEST_UTILS_H_
 #define NET_QUIC_TEST_TOOLS_CRYPTO_TEST_UTILS_H_
 
 #include <stdarg.h>
 #include <stddef.h>
 #include <stdint.h>
@@ skipping 126 matching lines @@
       QuicCryptoStream* server,
       size_t server_i);
 
   // Returns the value for the tag |tag| in the tag value map of |message|.
   static std::string GetValueForTag(const CryptoHandshakeMessage& message,
                                     QuicTag tag);
 
   // Returns a new |ProofSource| that serves up test certificates.
   static std::unique_ptr<ProofSource> ProofSourceForTesting();
 
-  // Returns a |ProofVerifier| that uses the QUIC testing root CA.
+  // Identical to |ProofSourceForTesting|, with the addition of setting
+  // the |emit_expect_ct_header| field on the test certificates
+  // to be the value of |send_expect_ct_header|.
+  static std::unique_ptr<ProofSource> ProofSourceForTesting(
+      bool send_expect_ct_header);
+
+  // Returns a new |ProofVerifier| that uses the QUIC testing root CA.
   static std::unique_ptr<ProofVerifier> ProofVerifierForTesting();
 
   // Returns a real ProofVerifier (not a fake proof verifier) for testing.
   static std::unique_ptr<ProofVerifier> RealProofVerifierForTesting();
 
   // Returns a hash of the leaf test certificate.
   static uint64_t LeafCertHashForTesting();
 
   // Returns a |ProofVerifyContext| that must be used with the verifier
   // returned by |ProofVerifierForTesting|.
@@ skipping 78 matching lines @@
   static std::string GenerateClientPublicValuesHex();
 
   DISALLOW_COPY_AND_ASSIGN(CryptoTestUtils);
 };
 
 }  // namespace test
 
 }  // namespace net
 
 #endif  // NET_QUIC_TEST_TOOLS_CRYPTO_TEST_UTILS_H_