sync: Implementation of Priority Preferences.

chrome/browser/sync/sync_prefs.cc

Index: chrome/browser/sync/sync_prefs.cc
diff --git a/chrome/browser/sync/sync_prefs.cc b/chrome/browser/sync/sync_prefs.cc
index 4a9f430829495a4e6fc92b4eacfc6c9174db01e8..62c04d3a1d0ad6c9c506bddfeee5795e8181f16b 100644
--- a/chrome/browser/sync/sync_prefs.cc
+++ b/chrome/browser/sync/sync_prefs.cc
@@ -328,6 +328,8 @@ const char* SyncPrefs::GetPrefNameForDataType(syncer::ModelType data_type) {
       return prefs::kSyncFaviconImages;
     case syncer::FAVICON_TRACKING:
       return prefs::kSyncFaviconTracking;
+    case syncer::PRIORITY_PREFERENCES:
+      return prefs::kSyncPriorityPreferences;
     default:
       break;
   }
@@ -393,6 +395,7 @@ void SyncPrefs::RegisterPrefGroups() {
   pref_groups_[syncer::EXTENSIONS].Put(syncer::EXTENSION_SETTINGS);
 
   pref_groups_[syncer::PREFERENCES].Put(syncer::DICTIONARY);
+  pref_groups_[syncer::PREFERENCES].Put(syncer::PRIORITY_PREFERENCES);
   pref_groups_[syncer::PREFERENCES].Put(syncer::SEARCH_ENGINES);
 
   // TODO(zea): put favicons in the bookmarks group as well once it handles