Revert of ChromeOS: should not show "Language changed" notification for certain languages.

ui/base/l10n/l10n_util.h

Index: ui/base/l10n/l10n_util.h
diff --git a/ui/base/l10n/l10n_util.h b/ui/base/l10n/l10n_util.h
index bc0ff60f8e7445acd7af8fa8a36817be805e05d9..a71240cea326ff58229a141465e0e0f695175a04 100644
--- a/ui/base/l10n/l10n_util.h
+++ b/ui/base/l10n/l10n_util.h
@@ -23,9 +23,6 @@
 // The same as base::i18n::GetCanonicalLocale(const char*), but takes
 // std::string as an argument.
 UI_BASE_EXPORT std::string GetCanonicalLocale(const std::string& locale);
-
-// Takes normalized locale as |locale|. Returns language part (before '-').
-UI_BASE_EXPORT std::string GetLanguage(const std::string& locale);
 
 // This method translates a generic locale name to one of the locally defined
 // ones. This method returns true if it succeeds.
@@ -188,10 +185,6 @@
 // designer given constraints which might dependent on the language used.
 UI_BASE_EXPORT int GetLocalizedContentsWidthInPixels(int pixel_resource_id);
 
-const char* const* GetAcceptLanguageListForTesting();
-
-size_t GetAcceptLanguageListSizeForTesting();
-
 }  // namespace l10n_util
 
 #endif  // UI_BASE_L10N_L10N_UTIL_H_