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

components/omnibox/browser/history_quick_provider.h

 // Copyright (c) 2012 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.
 
 #ifndef COMPONENTS_OMNIBOX_BROWSER_HISTORY_QUICK_PROVIDER_H_
 #define COMPONENTS_OMNIBOX_BROWSER_HISTORY_QUICK_PROVIDER_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 35 matching lines @@
 
   // Performs the autocomplete matching and scoring.
   void DoAutocomplete();
 
   // Creates an AutocompleteMatch from |history_match|, assigning it
   // the score |score|.
   AutocompleteMatch QuickMatchToACMatch(const ScoredHistoryMatch& history_match,
                                         int score);
 
   AutocompleteInput autocomplete_input_;
-  std::string languages_;
   InMemoryURLIndex* in_memory_url_index_;  // Not owned by this class.
 
   // This provider is disabled when true.
   static bool disabled_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryQuickProvider);
 };
 
 #endif  // COMPONENTS_OMNIBOX_BROWSER_HISTORY_QUICK_PROVIDER_H_