Extend the translate prefs interface with new methods to clear/check blacklisted sites/languages

chrome/browser/translate/translate_prefs.h

 // Copyright (c) 2010 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 CHROME_BROWSER_TRANSLATE_TRANSLATE_PREFS_H_
 #define CHROME_BROWSER_TRANSLATE_TRANSLATE_PREFS_H_
 
 #include <string>
 
 #include "googleurl/src/gurl.h"
 
 class PrefRegistrySyncable;
 class PrefService;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 }
 
 class TranslatePrefs {
  public:
   static const char kPrefTranslateLanguageBlacklist[];
   static const char kPrefTranslateSiteBlacklist[];
   static const char kPrefTranslateWhitelists[];
   static const char kPrefTranslateDeniedCount[];
   static const char kPrefTranslateAcceptedCount[];
 
   explicit TranslatePrefs(PrefService* user_prefs);
 
-  bool IsLanguageBlacklisted(const std::string& original_language);
+  bool IsLanguageBlacklisted(const std::string& original_language) const;
   void BlacklistLanguage(const std::string& original_language);
   void RemoveLanguageFromBlacklist(const std::string& original_language);
 
-  bool IsSiteBlacklisted(const std::string& site);
+  bool IsSiteBlacklisted(const std::string& site) const;
   void BlacklistSite(const std::string& site);
   void RemoveSiteFromBlacklist(const std::string& site);
 
   bool IsLanguagePairWhitelisted(const std::string& original_language,
       const std::string& target_language);
   void WhitelistLanguagePair(const std::string& original_language,
       const std::string& target_language);
   void RemoveLanguagePairFromWhitelist(const std::string& original_language,
       const std::string& target_language);
 
+  // Will return true if at least one language has been blacklisted

[MAD, 2013/02/12 20:42:42]

missing '.' at end of sentence...

[Miguel Garcia, 2013/02/13 09:31:27]

Done.

+  bool HasBlacklistedLanguages() const;
+  void ClearBlacklistedLanguages();
+
+  // Will return true if at least one site has been blacklisted

[MAD, 2013/02/12 20:42:42]

missing '.' at end of sentence...

[Miguel Garcia, 2013/02/13 09:31:27]

Done.

+  bool HasBlacklistedSites();
+  void ClearBlacklistedSites();
+
   // These methods are used to track how many times the user has denied the
   // translation for a specific language. (So we can present a UI to black-list
   // that language if the user keeps denying translations).
-  int GetTranslationDeniedCount(const std::string& language);
+  int GetTranslationDeniedCount(const std::string& language) const;
   void IncrementTranslationDeniedCount(const std::string& language);
   void ResetTranslationDeniedCount(const std::string& language);
 
   // These methods are used to track how many times the user has accepted the
   // translation for a specific language. (So we can present a UI to white-list
-  // that langueg if the user keeps accepting translations).
+  // that language if the user keeps accepting translations).
   int GetTranslationAcceptedCount(const std::string& language);
   void IncrementTranslationAcceptedCount(const std::string& language);
   void ResetTranslationAcceptedCount(const std::string& language);
 
   static bool CanTranslate(PrefService* user_prefs,
       const std::string& original_language, const GURL& url);
   static bool ShouldAutoTranslate(PrefService* user_prefs,
       const std::string& original_language, std::string* target_language);
   static void RegisterUserPrefs(PrefService* prefs,
                                 PrefRegistrySyncable* registry);
 
  private:
   static void MigrateTranslateWhitelists(PrefService* user_prefs);
-  bool IsValueBlacklisted(const char* pref_id, const std::string& value);
+  bool IsValueBlacklisted(const char* pref_id, const std::string& value) const;
   void BlacklistValue(const char* pref_id, const std::string& value);
   void RemoveValueFromBlacklist(const char* pref_id, const std::string& value);
-  bool IsValueInList(const base::ListValue* list, const std::string& value);
+  bool IsValueInList(
+      const base::ListValue* list, const std::string& value) const;
   bool IsLanguageWhitelisted(const std::string& original_language,
-      std::string* target_language);
-
+      std::string* target_language) const;
+  bool IsListEmpty(const char* pref_id) const;
   // Retrieves the dictionary mapping the number of times translation has been
   // denied for a language, creating it if necessary.
   base::DictionaryValue* GetTranslationDeniedCountDictionary();
 
   // Retrieves the dictionary mapping the number of times translation has been
   // accepted for a language, creating it if necessary.
-  base::DictionaryValue* GetTranslationAcceptedCountDictionary();
+  base::DictionaryValue* GetTranslationAcceptedCountDictionary() const;
 
   PrefService* prefs_;  // Weak.
 };
 
 #endif  // CHROME_BROWSER_TRANSLATE_TRANSLATE_PREFS_H_