No longer preconnect to unsafe ports.

net/url_request/url_request_http_job.cc

 // Copyright (c) 2011 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/url_request/url_request_http_job.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/build_time.h"
@@ skipping 149 matching lines @@
     StatisticSelector statistic) const {
   job_->RecordPacketStats(statistic);
 }
 
 // TODO(darin): make sure the port blocking code is not lost
 // static
 URLRequestJob* URLRequestHttpJob::Factory(URLRequest* request,
                                           const std::string& scheme) {
   DCHECK(scheme == "http" || scheme == "https");
 
-  int port = request->url().IntPort();
-  if (!IsPortAllowedByDefault(port) && !IsPortAllowedByOverride(port))
-    return new URLRequestErrorJob(request, ERR_UNSAFE_PORT);
-
   if (!request->context() ||
       !request->context()->http_transaction_factory()) {
     NOTREACHED() << "requires a valid context";
     return new URLRequestErrorJob(request, ERR_INVALID_ARGUMENT);
   }
 
   TransportSecurityState::DomainState domain_state;
   if (scheme == "http" &&
       request->context()->transport_security_state() &&
       request->context()->transport_security_state()->GetDomainState(
@@ skipping 1256 matching lines @@
   return override_response_headers_.get() ?
       override_response_headers_ :
       transaction_->GetResponseInfo()->headers;
 }
 
 void URLRequestHttpJob::NotifyURLRequestDestroyed() {
   awaiting_callback_ = false;
 }
 
 }  // namespace net