Refactors for server-side asynchronous handshakes

net/quic/core/crypto/quic_crypto_server_config.h

Index: net/quic/core/crypto/quic_crypto_server_config.h
diff --git a/net/quic/core/crypto/quic_crypto_server_config.h b/net/quic/core/crypto/quic_crypto_server_config.h
index e01bb3afc9a39baa7fda26f665726e7781fca424..f8d60806d5291e5fd842173c7bfd351bff279a3c 100644
--- a/net/quic/core/crypto/quic_crypto_server_config.h
+++ b/net/quic/core/crypto/quic_crypto_server_config.h
@@ -577,8 +577,14 @@ class NET_EXPORT_PRIVATE QuicCryptoServerConfig {
           client_hello_state,
       std::unique_ptr<ValidateClientHelloResultCallback> done_cb) const;
 
+  // Callback class for bridging between ProcessClientHello and
+  // ProcessClientHelloAfterGetProof.
+  class ProcessClientHelloCallback;
+  friend class ProcessClientHelloCallback;
+
   // Portion of ProcessClientHello which executes after GetProof.
   void ProcessClientHelloAfterGetProof(
+      bool found_error,
       const ValidateClientHelloResultCallback::Result& validate_chlo_result,
       bool reject_only,
       QuicConnectionId connection_id,