Resend on IO errors on late bound sockets that were idle.

net/socket/client_socket_handle.h

 // Copyright (c) 2006-2008 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_SOCKET_CLIENT_SOCKET_HANDLE_H_
 #define NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 
 #include <string>
 
 #include "base/logging.h"
@@ skipping 10 matching lines @@
 
 // A container for a ClientSocket.
 //
 // The handle's |group_name| uniquely identifies the origin and type of the
 // connection.  It is used by the ClientSocketPool to group similar connected
 // client socket objects.
 //
 class ClientSocketHandle {
  public:
   typedef enum {
-    UNUSED = 0,
-    UNUSED_IDLE,
-    REUSED_IDLE,
+    UNUSED = 0,   // unused socket that just finished connectin

[darin (slow to review), 2009/08/24 16:54:41]

nit: "connecting"

+    UNUSED_IDLE,  // unused socket that has been idle for awhile
+    REUSED_IDLE,  // previously used socket
     NUM_TYPES,
   } SocketReuseType;
 
   ClientSocketHandle();
   ~ClientSocketHandle();
 
   // Initializes a ClientSocketHandle object, which involves talking to the
   // ClientSocketPool to obtain a connected socket, possibly reusing one.  This
   // method returns either OK or ERR_IO_PENDING.  On ERR_IO_PENDING, |priority|
   // is used to determine the placement in ClientSocketPool's wait list.
@@ skipping 108 matching lines @@
     user_callback_ = callback;
   } else {
     HandleInitCompletion(rv);
   }
   return rv;
 }
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_HANDLE_H_