Drop |languages| from {Format,Elide}Url* and IDNToUnicode

chrome/common/net/x509_certificate_model.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 "chrome/common/net/x509_certificate_model.h"
 
 #include <unicode/uidna.h>
 
 #include <algorithm>
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/url_formatter/url_formatter.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace x509_certificate_model {
 
 std::string ProcessIDN(const std::string& input) {
   // Convert the ASCII input to a string16 for ICU.
   base::string16 input16;
   input16.reserve(input.length());
   input16.insert(input16.end(), input.begin(), input.end());
 
-  base::string16 output16 = url_formatter::IDNToUnicode(input, std::string());
+  base::string16 output16 = url_formatter::IDNToUnicode(input);
   if (input16 == output16)
     return input;  // Input did not contain any encoded data.
 
   // Input contained encoded data, return formatted string showing original and
   // decoded forms.
   return l10n_util::GetStringFUTF8(IDS_CERT_INFO_IDN_VALUE_FORMAT,
                                    input16, output16);
 }
 
 std::string ProcessRawBytesWithSeparators(const unsigned char* data,
@@ skipping 31 matching lines @@
 }
 
 #if defined(USE_NSS_CERTS)
 std::string ProcessRawBits(const unsigned char* data, size_t data_length) {
   return ProcessRawBytes(data, (data_length + 7) / 8);
 }
 #endif  // USE_NSS_CERTS
 
 }  // namespace x509_certificate_model