Simplify lifetime management of ValidateClientHelloResultCallback::Result objects

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 52c0759e95057414ff85178fa1424749f2ed34a5..e082b63feff774979f96d4e0683f827f7a65d135 100644
--- a/net/quic/test_tools/crypto_test_utils_test.cc
+++ b/net/quic/test_tools/crypto_test_utils_test.cc
@@ -32,15 +32,15 @@ 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,
-               std::unique_ptr<ProofSource::Details> /* details */) override {
+  void RunImpl(
+      std::unique_ptr<ValidateClientHelloResultCallback::Result> result,
+      std::unique_ptr<ProofSource::Details> /* details */) override {
     QuicCryptoNegotiatedParameters params;
     string error_details;
     DiversificationNonce diversification_nonce;
     CryptoHandshakeMessage out;
     crypto_config_->ProcessClientHello(
-        result, /*reject_only=*/false, /*connection_id=*/1, server_ip_,
+        *result, /*reject_only=*/false, /*connection_id=*/1, server_ip_,
         client_addr_, AllSupportedVersions().front(), AllSupportedVersions(),
         /*use_stateless_rejects=*/true, /*server_designated_connection_id=*/0,
         clock_, QuicRandom::GetInstance(), compressed_certs_cache_, &params,