Retry requests on reused sockets that receive ERR_EMPTY_RESPONSE.

net/http/http_network_transaction.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_NETWORK_TRANSACTION_H_
 #define NET_HTTP_HTTP_NETWORK_TRANSACTION_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 192 matching lines @@
   int HandleSSLHandshakeError(int error);
 
   // Called to possibly recover from the given error.  Sets next_state_ and
   // returns OK if recovering from the error.  Otherwise, the same error code
   // is returned.
   int HandleIOError(int error);
 
   // Gets the response headers from the HttpStream.
   HttpResponseHeaders* GetResponseHeaders() const;
 
-  // Called when we reached EOF or got an error.  Returns true if we should
-  // resend the request.  |error| is OK when we reached EOF.
-  bool ShouldResendRequest(int error) const;
+  // Called when the socket is unexpectedly closed.  Returns true if the request
+  // should be resent in case of a socket reuse/close race.
+  bool ShouldResendRequest() const;
 
   // Resets the connection and the request headers for resend.  Called when
   // ShouldResendRequest() is true.
   void ResetConnectionAndRequestForResend();
 
   // Sets up the state machine to restart the transaction with auth.
   void PrepareForAuthRestart(HttpAuth::Target target);
 
   // Called when we don't need to drain the response body or have drained it.
   // Resets |connection_| unless |keep_alive| is true, then calls
@@ skipping 108 matching lines @@
       websocket_handshake_stream_base_create_helper_;
 
   BeforeNetworkStartCallback before_network_start_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpNetworkTransaction);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_TRANSACTION_H_