Reset accept_callback_ before calling it from TCPServerSocket.

net/socket/tcp_server_socket_libevent.cc

Index: net/socket/tcp_server_socket_libevent.cc
diff --git a/net/socket/tcp_server_socket_libevent.cc b/net/socket/tcp_server_socket_libevent.cc
index e793dd65749d2726146d2d31685c7a4fe023b94c..904256a794953a9a13f29690636863cd717ff448 100644
--- a/net/socket/tcp_server_socket_libevent.cc
+++ b/net/socket/tcp_server_socket_libevent.cc
@@ -187,8 +187,9 @@ void TCPServerSocketLibevent::OnFileCanReadWithoutBlocking(int fd) {
     accept_socket_ = NULL;
     bool ok = accept_socket_watcher_.StopWatchingFileDescriptor();
     DCHECK(ok);
-    accept_callback_.Run(result);
+    CompletionCallback callback = accept_callback_;

[James Hawkins, 2012/03/28 23:25:22]

accept_callback_.Reset().Run(result);

[Sergey Ulanov, 2012/03/29 00:05:38]

I don't think Callback<>.Reset() returns anything, or does it?
CallbackBase.Reset() is defined as returning NULL.

[James Hawkins, 2012/03/30 20:25:01]

Huh.  I could swear someone just added this recently; I'll look for it.

     accept_callback_.Reset();
+    callback.Run(result);
   }
 }