Fix a crash in net::SSLClientSocketWin::OnIOComplete(int) when...

net/socket/client_socket.h

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2009 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_H_
 #define NET_SOCKET_CLIENT_SOCKET_H_
 
 #include "build/build_config.h"
 
 #if defined(OS_LINUX)
 #include <sys/socket.h>
@@ skipping 14 matching lines @@
   // The socket's Read and Write methods may not be called until Connect
   // succeeds.
   //
   // It is valid to call Connect on an already connected socket, in which case
   // OK is simply returned.
   //
   // Connect may also be called again after a call to the Disconnect method.
   //
   virtual int Connect(CompletionCallback* callback) = 0;
 
-  // Called to disconnect a connected socket.  Does nothing if the socket is
-  // already disconnected.  After calling Disconnect it is possible to call
-  // Connect again to establish a new connection.
+  // Called to disconnect a socket.  Does nothing if the socket is already
+  // disconnected.  After calling Disconnect it is possible to call Connect
+  // again to establish a new connection.
+  //
+  // If IO (Connect, Read, or Write) is pending when the socket is
+  // disconnected, the pending IO is cancelled, and the completion callback
+  // will not be called.
   virtual void Disconnect() = 0;
 
   // Called to test if the connection is still alive.  Returns false if a
   // connection wasn't established or the connection is dead.
   virtual bool IsConnected() const = 0;
 
   // Called to test if the connection is still alive and idle.  Returns false
   // if a connection wasn't established, the connection is dead, or some data
   // have been received.
   virtual bool IsConnectedAndIdle() const = 0;
 
 #if defined(OS_LINUX)
   // Identical to posix system call getpeername().
   // Needed by ssl_client_socket_nss.
   virtual int GetPeerName(struct sockaddr *name, socklen_t *namelen);
 #endif
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_H_