[Translate] Factor out access to Accept-Languages

components/translate/core/browser/translate_prefs.h

Index: components/translate/core/browser/translate_prefs.h
diff --git a/components/translate/core/browser/translate_prefs.h b/components/translate/core/browser/translate_prefs.h
index 0cbed022b766bbf03c19ec458368fddfc1377f7a..951a759733c38bb3e95981f9463d34b0fc68a1f3 100644
--- a/components/translate/core/browser/translate_prefs.h
+++ b/components/translate/core/browser/translate_prefs.h
@@ -134,6 +134,10 @@ class TranslatePrefs {
   // Gets the language list of the language settings.
   void GetLanguageList(std::vector<std::string>* languages);
 
+  // Gets the list of accept-languages. This differs from GetLanguageList only
+  // on ChromeOS.
+  void GetAcceptLanguageList(std::vector<std::string>* languages) const;
+
   // Updates the language list of the language settings.
   void UpdateLanguageList(const std::vector<std::string>& languages);