Pass QuicCryptoServerConfig by pointer instead of reference.

net/tools/quic/quic_dispatcher.cc

Index: net/tools/quic/quic_dispatcher.cc
diff --git a/net/tools/quic/quic_dispatcher.cc b/net/tools/quic/quic_dispatcher.cc
index 448e5ce71d6bfb02c5fa3ca94f4f9cdd8a2ee04b..df18c8396a4df19e0b0f76701ee3c43a07028e8e 100644
--- a/net/tools/quic/quic_dispatcher.cc
+++ b/net/tools/quic/quic_dispatcher.cc
@@ -163,7 +163,7 @@ QuicPacketWriter* QuicDispatcher::PacketWriterFactoryAdapter::Create(
 }
 
 QuicDispatcher::QuicDispatcher(const QuicConfig& config,
-                               const QuicCryptoServerConfig& crypto_config,
+                               const QuicCryptoServerConfig* crypto_config,
                                const QuicVersionVector& supported_versions,
                                PacketWriterFactory* packet_writer_factory,
                                QuicConnectionHelperInterface* helper)
@@ -404,10 +404,10 @@ QuicServerSession* QuicDispatcher::CreateQuicSession(
   QuicConnection* connection = new QuicConnection(
       connection_id, client_address, helper_.get(), connection_writer_factory_,
       /* owns_writer= */ true, Perspective::IS_SERVER,
-      crypto_config_.HasProofSource(), supported_versions_);
+      crypto_config_->HasProofSource(), supported_versions_);
 
   QuicServerSession* session = new QuicServerSession(config_, connection, this);
-  session->InitializeSession(&crypto_config_);
+  session->InitializeSession(crypto_config_);
   return session;
 }