Fix //third_party/cec to not disable -Wunused-function.

components/search_engines/template_url_prepopulate_data.cc

 // Copyright 2014 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 "components/search_engines/template_url_prepopulate_data.h"
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include <locale.h>
 #endif
 
@@ skipping 519 matching lines @@
   }
 
   // SPECIAL CASE: Timor-Leste changed from 'TP' to 'TL' in 2002. Windows XP
   // predates this; we therefore map this value.
   if (c1 == 'T' && c2 == 'P')
     c2 = 'L';
 
   return CountryCharsToCountryID(c1, c2);
 }
 
+#if !defined(OS_WIN) && !defined(OS_MACOSX)
+
 int CountryStringToCountryID(const std::string& country) {
   return (country.length() == 2)
              ? CountryCharsToCountryIDWithUpdate(country[0], country[1])
              : kCountryIDUnknown;
 }
 
+#endif
+
 #if defined(OS_WIN)
 
 // For reference, a list of GeoIDs can be found at
 // http://msdn.microsoft.com/en-us/library/dd374073.aspx .
 int GeoIDToCountryID(GEOID geo_id) {
   const int kISOBufferSize = 3;  // Two plus one for the terminator.
   wchar_t isobuf[kISOBufferSize] = { 0 };
   int retval = GetGeoInfo(geo_id, GEO_ISO2, isobuf, kISOBufferSize, 0);
 
   if (retval == kISOBufferSize &&
@@ skipping 475 matching lines @@
   *default_search_provider_index = 0;
   std::vector<std::unique_ptr<TemplateURLData>> t_urls =
       GetPrepopulatedTemplateURLData(prefs);
   if (!t_urls.empty())
     return t_urls;
 
   return GetPrepopulationSetFromCountryID(GetCountryIDFromPrefs(prefs));
 }
 
 #if defined(OS_ANDROID)
+
 std::vector<std::unique_ptr<TemplateURLData>> GetLocalPrepopulatedEngines(
     const std::string& locale,
     PrefService* prefs) {
   int country_id = CountryStringToCountryID(locale);
   if (country_id == kCountryIDUnknown ||
       country_id == GetCountryIDFromPrefs(prefs)) {
     return std::vector<std::unique_ptr<TemplateURLData>>();
   }
 
   return GetPrepopulationSetFromCountryID(country_id);
 }
+
 #endif
 
 std::vector<const PrepopulatedEngine*> GetAllPrepopulatedEngines() {
   return std::vector<const PrepopulatedEngine*>(std::begin(kAllEngines),
                                                 std::end(kAllEngines));
 }
 
 void ClearPrepopulatedEnginesInPrefs(PrefService* prefs) {
   if (!prefs)
     return;
@@ skipping 92 matching lines @@
   locale_str.erase(0, territory_delim + 1);
 
   // Next remove any codeset/modifier portion and uppercase.
   return CountryStringToCountryID(
       base::ToUpperASCII(locale_str.substr(0, locale_str.find_first_of(".@"))));
 }
 
 #endif  // OS_*
 
 }  // namespace TemplateURLPrepopulateData