Determine proxy connection timeout based on current network quality

net/http/http_proxy_client_socket_pool.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_HTTP_HTTP_PROXY_CLIENT_SOCKET_POOL_H_
 #define NET_HTTP_HTTP_PROXY_CLIENT_SOCKET_POOL_H_
 
+#include <stdint.h>
+
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/net_export.h"
 #include "net/http/http_auth.h"
@@ skipping 201 matching lines @@
         const std::string& group_name,
         const PoolBase::Request& request,
         ConnectJob::Delegate* delegate) const override;
 
     base::TimeDelta ConnectionTimeout() const override;
 
    private:
     TransportClientSocketPool* const transport_pool_;
     SSLClientSocketPool* const ssl_pool_;
     NetworkQualityProvider* network_quality_provider_;
+    const int32_t transport_rtt_multiplier_;
+    const base::TimeDelta min_proxy_connection_timeout_;
+    const base::TimeDelta max_proxy_connection_timeout_;
     NetLog* net_log_;
 
     DISALLOW_COPY_AND_ASSIGN(HttpProxyConnectJobFactory);
   };
 
   TransportClientSocketPool* const transport_pool_;
   SSLClientSocketPool* const ssl_pool_;
   PoolBase base_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpProxyClientSocketPool);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_PROXY_CLIENT_SOCKET_POOL_H_