Use refcounted ownership for ValidateClientHelloResultCallback::Result

net/quic/core/quic_crypto_server_stream.h

Index: net/quic/core/quic_crypto_server_stream.h
diff --git a/net/quic/core/quic_crypto_server_stream.h b/net/quic/core/quic_crypto_server_stream.h
index 6b9da72772e090e396e45fbc9ec30bb6e4867a3d..1a1b44c751281d1a0c3a03fcb7ad9b6ff80c4b28 100644
--- a/net/quic/core/quic_crypto_server_stream.h
+++ b/net/quic/core/quic_crypto_server_stream.h
@@ -125,7 +125,7 @@ class NET_EXPORT_PRIVATE QuicCryptoServerStream
 
  protected:
   virtual QuicErrorCode ProcessClientHello(
-      const ValidateClientHelloResultCallback::Result& result,
+      scoped_refptr<ValidateClientHelloResultCallback::Result> result,
       std::unique_ptr<ProofSource::Details> proof_source_details,
       CryptoHandshakeMessage* reply,
       DiversificationNonce* out_diversification_nonce,
@@ -146,7 +146,7 @@ class NET_EXPORT_PRIVATE QuicCryptoServerStream
     void Cancel();
 
     // From ValidateClientHelloResultCallback
-    void Run(std::unique_ptr<Result> result,
+    void Run(scoped_refptr<Result> result,
              std::unique_ptr<ProofSource::Details> details) override;
 
    private:
@@ -177,7 +177,7 @@ class NET_EXPORT_PRIVATE QuicCryptoServerStream
   // the client hello is complete.  Finishes processing of the client
   // hello message and handles handshake success/failure.
   void FinishProcessingHandshakeMessage(
-      const ValidateClientHelloResultCallback::Result& result,
+      scoped_refptr<ValidateClientHelloResultCallback::Result> result,
       std::unique_ptr<ProofSource::Details> details);
 
   // Invoked by SendServerConfigUpdateCallback::RunImpl once the proof has been