Fix a crash where we are checking IsConnected(). If you look into the ...

net/http/http_proxy_client_socket.cc

 // Copyright (c) 2010 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 "net/http/http_proxy_client_socket.h"
 
 #include "base/string_util.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/auth.h"
 #include "net/base/host_port_pair.h"
@@ skipping 63 matching lines @@
                                      user_agent);
 }
 
 HttpProxyClientSocket::~HttpProxyClientSocket() {
   Disconnect();
 }
 
 int HttpProxyClientSocket::Connect(CompletionCallback* callback) {
   DCHECK(transport_.get());
   DCHECK(transport_->socket());
-  DCHECK(transport_->socket()->IsConnected());
   DCHECK(!user_callback_);
 
   if (!tunnel_)
     next_state_ = STATE_DONE;
   if (next_state_ == STATE_DONE)
     return OK;
 
   DCHECK_EQ(STATE_NONE, next_state_);
   next_state_ = STATE_GENERATE_AUTH_TOKEN;
 
@@ skipping 341 matching lines @@
 
   int rv = auth_->HandleAuthChallenge(response_.headers, false, true, net_log_);
   response_.auth_challenge = auth_->auth_info();
   if (rv == OK)
     return ERR_PROXY_AUTH_REQUESTED;
 
   return rv;
 }
 
 }  // namespace net