Use unique_ptrs to manage callback lifetimes in some QUIC code

net/quic/test_tools/crypto_test_utils.cc

Index: net/quic/test_tools/crypto_test_utils.cc
diff --git a/net/quic/test_tools/crypto_test_utils.cc b/net/quic/test_tools/crypto_test_utils.cc
index f7da6f0d4e4159f6dd5c40efe5acf13534db0050..2a1a1af19c74cfd691f6643ba477b32683d6a4df 100644
--- a/net/quic/test_tools/crypto_test_utils.cc
+++ b/net/quic/test_tools/crypto_test_utils.cc
@@ -291,9 +291,8 @@ class FullChloGenerator : public ValidateClientHelloResultCallback {
         compressed_certs_cache_(compressed_certs_cache),
         out_(out) {}
 
-  void RunImpl(
-      std::unique_ptr<ValidateClientHelloResultCallback::Result> result,
-      std::unique_ptr<ProofSource::Details> /* details */) override {
+  void Run(std::unique_ptr<ValidateClientHelloResultCallback::Result> result,
+           std::unique_ptr<ProofSource::Details> /* details */) override {
     QuicCryptoNegotiatedParameters params;
     string error_details;
     DiversificationNonce diversification_nonce;
@@ -966,8 +965,9 @@ void CryptoTestUtils::GenerateFullCHLO(
   // Pass a inchoate CHLO.
   crypto_config->ValidateClientHello(
       inchoate_chlo, client_addr.address(), server_ip, version, clock, proof,
-      new FullChloGenerator(crypto_config, server_ip, client_addr, clock, proof,
-                            compressed_certs_cache, out));
+      std::unique_ptr<FullChloGenerator>(
+          new FullChloGenerator(crypto_config, server_ip, client_addr, clock,
+                                proof, compressed_certs_cache, out)));
 }
 
 }  // namespace test