Adds a new error for cases where a firewall may be the issue.

net/ftp/ftp_network_transaction.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/ftp/ftp_network_transaction.h"
 
 #include "base/compiler_specific.h"
 #include "base/metrics/histogram.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
@@ skipping 1280 matching lines @@
     // Other kind of error.
     NET_ERROR_OTHER = 20,
 
     NUM_OF_NET_ERROR_TYPES
   } type;
   switch (result) {
     case OK:
       type = NET_ERROR_OK;
       break;
     case ERR_ACCESS_DENIED:
+    case ERR_NETWORK_ACCESS_DENIED:
       type = NET_ERROR_ACCESS_DENIED;
       break;
     case ERR_TIMED_OUT:
       type = NET_ERROR_TIMED_OUT;
       break;
     case ERR_CONNECTION_ABORTED:
     case ERR_CONNECTION_RESET:
     case ERR_CONNECTION_CLOSED:
       type = NET_ERROR_CONNECTION_BROKEN;
       break;
@@ skipping 21 matching lines @@
   if (!had_error_type[type]) {
     had_error_type[type] = true;
     UMA_HISTOGRAM_ENUMERATION("Net.FtpDataConnectionErrorHappened",
         type, NUM_OF_NET_ERROR_TYPES);
   }
   UMA_HISTOGRAM_ENUMERATION("Net.FtpDataConnectionErrorCount",
       type, NUM_OF_NET_ERROR_TYPES);
 }
 
 }  // namespace net