Reset server_socket_ when listen fails in extensions::TCPSocket.

extensions/browser/api/socket/tcp_socket.cc

 // Copyright 2014 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.
 
 #include "extensions/browser/api/socket/tcp_socket.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "extensions/browser/api/api_resource.h"
@@ skipping 178 matching lines @@
     return net::ERR_NOT_IMPLEMENTED;
   }
   DCHECK(!socket_.get());
   socket_mode_ = SERVER;
 
   if (!server_socket_.get()) {
     server_socket_.reset(new net::TCPServerSocket(NULL, net::NetLog::Source()));
   }
 
   int result = server_socket_->ListenWithAddressAndPort(address, port, backlog);
-  if (result)
+  if (result) {
+    server_socket_.reset();
     *error_msg = kSocketListenError;
+  }
   return result;
 }
 
 void TCPSocket::Accept(const AcceptCompletionCallback& callback) {
   if (socket_mode_ != SERVER || !server_socket_.get()) {
     callback.Run(net::ERR_FAILED, NULL);
     return;
   }
 
   // Limits to only 1 blocked accept call.
@@ skipping 131 matching lines @@
 
 bool ResumableTCPSocket::IsPersistent() const { return persistent(); }
 
 ResumableTCPServerSocket::ResumableTCPServerSocket(
     const std::string& owner_extension_id)
     : TCPSocket(owner_extension_id), persistent_(false), paused_(false) {}
 
 bool ResumableTCPServerSocket::IsPersistent() const { return persistent(); }
 
 }  // namespace extensions