Add plumbing for passing stats from calls to ProofSource::GetProof through QUIC. These stats are n…

net/quic/test_tools/crypto_test_utils_test.cc

Index: net/quic/test_tools/crypto_test_utils_test.cc
diff --git a/net/quic/test_tools/crypto_test_utils_test.cc b/net/quic/test_tools/crypto_test_utils_test.cc
index 8ea9e25ebe630323d4d8c48c2275b1d4b46925ca..2eb755a2db02f6328e7a4cdd2f7d350b14a7618e 100644
--- a/net/quic/test_tools/crypto_test_utils_test.cc
+++ b/net/quic/test_tools/crypto_test_utils_test.cc
@@ -32,9 +32,9 @@ class ShloVerifier : public ValidateClientHelloResultCallback {
         compressed_certs_cache_(compressed_certs_cache) {}
 
   // Verify that the output message is a SHLO.
-  void RunImpl(
-      const CryptoHandshakeMessage& chlo,
-      const ValidateClientHelloResultCallback::Result& result) override {
+  void RunImpl(const CryptoHandshakeMessage& chlo,
+               const ValidateClientHelloResultCallback::Result& result,
+               std::unique_ptr<ProofSource::Details> /* details */) override {
     QuicCryptoNegotiatedParameters params;
     string error_details;
     DiversificationNonce diversification_nonce;