Add a QUIC proxy server to the list of QUIC servers supported at start up

net/quic/chromium/quic_stream_factory.h

Index: net/quic/chromium/quic_stream_factory.h
diff --git a/net/quic/chromium/quic_stream_factory.h b/net/quic/chromium/quic_stream_factory.h
index efcbea04ac89608600d05383095884cc55eb05ea..6daaeb85cab92be39cab23ed2e2f11c577d2fdfd 100644
--- a/net/quic/chromium/quic_stream_factory.h
+++ b/net/quic/chromium/quic_stream_factory.h
@@ -54,6 +54,7 @@ class CTVerifier;
 class HostResolver;
 class HttpServerProperties;
 class NetLog;
+class ProxyDelegate;
 class QuicClock;
 class QuicChromiumAlarmFactory;
 class QuicChromiumConnectionHelper;
@@ -184,6 +185,7 @@ class NET_EXPORT_PRIVATE QuicStreamFactory
       SSLConfigService* ssl_config_service,
       ClientSocketFactory* client_socket_factory,
       HttpServerProperties* http_server_properties,
+      ProxyDelegate* proxy_delegate,
       CertVerifier* cert_verifier,
       CTPolicyEnforcer* ct_policy_enforcer,
       ChannelIDService* channel_id_service,
@@ -499,6 +501,7 @@ class NET_EXPORT_PRIVATE QuicStreamFactory
   HostResolver* host_resolver_;
   ClientSocketFactory* client_socket_factory_;
   HttpServerProperties* http_server_properties_;
+  ProxyDelegate* proxy_delegate_;
   TransportSecurityState* transport_security_state_;
   CTVerifier* cert_transparency_verifier_;
   std::unique_ptr<QuicServerInfoFactory> quic_server_info_factory_;