Refactor preference syncing.

chrome/browser/translate/translate_prefs.cc

 // Copyright (c) 2011 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 "chrome/browser/translate/translate_prefs.h"
 
 #include "base/string_util.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 
@@ skipping 134 matching lines @@
 }
 
 bool TranslatePrefs::ShouldAutoTranslate(PrefService* user_prefs,
     const std::string& original_language, std::string* target_language) {
   TranslatePrefs prefs(user_prefs);
   return prefs.IsLanguageWhitelisted(original_language, target_language);
 }
 
 void TranslatePrefs::RegisterUserPrefs(PrefService* user_prefs) {
   if (!user_prefs->FindPreference(kPrefTranslateLanguageBlacklist))
-    user_prefs->RegisterListPref(kPrefTranslateLanguageBlacklist);
+    user_prefs->RegisterListPref(kPrefTranslateLanguageBlacklist,
+                                 true /* sync pref */);
   if (!user_prefs->FindPreference(kPrefTranslateSiteBlacklist))
-    user_prefs->RegisterListPref(kPrefTranslateSiteBlacklist);
+    user_prefs->RegisterListPref(kPrefTranslateSiteBlacklist,
+                                 true /* sync pref */);
   if (!user_prefs->FindPreference(kPrefTranslateWhitelists)) {
-    user_prefs->RegisterDictionaryPref(kPrefTranslateWhitelists);
+    user_prefs->RegisterDictionaryPref(kPrefTranslateWhitelists,
+                                       true /* sync pref */);
     MigrateTranslateWhitelists(user_prefs);
   }
   if (!user_prefs->FindPreference(kPrefTranslateDeniedCount))
-    user_prefs->RegisterDictionaryPref(kPrefTranslateDeniedCount);
+    user_prefs->RegisterDictionaryPref(kPrefTranslateDeniedCount,
+                                       true /* sync pref */);
   if (!user_prefs->FindPreference(kPrefTranslateAcceptedCount))
-    user_prefs->RegisterDictionaryPref(kPrefTranslateAcceptedCount);
+    user_prefs->RegisterDictionaryPref(kPrefTranslateAcceptedCount,
+                                       true /* sync pref */);
 }
 
 // TranslatePrefs: private, static: --------------------------------------------
 
 void TranslatePrefs::MigrateTranslateWhitelists(PrefService* user_prefs) {
   // Old format of kPrefTranslateWhitelists
   // - original language -> list of target langs to auto-translate
   // - list of langs is in order of being enabled i.e. last in list is the
   //   most recent language that user enabled via
   //   Always translate |source_lang| to |target_lang|"
@@ skipping 82 matching lines @@
 
 bool TranslatePrefs::IsLanguageWhitelisted(
     const std::string& original_language, std::string* target_language) {
   const DictionaryValue* dict = prefs_->GetDictionary(kPrefTranslateWhitelists);
   if (dict && dict->GetString(original_language, target_language)) {
     DCHECK(!target_language->empty());
     return !target_language->empty();
   }
   return false;
 }