--- old/src/share/classes/sun/util/locale/provider/LocaleResources.java	2013-09-06 14:23:52.262939836 +0900
+++ new/src/share/classes/sun/util/locale/provider/LocaleResources.java	2013-09-06 14:23:52.102941848 +0900
@@ -252,7 +252,7 @@
 
     String[] getTimeZoneNames(String key, int size) {
         String[] names = null;
-        String cacheKey = TIME_ZONE_NAMES + key;
+        String cacheKey = TIME_ZONE_NAMES + size + '.' + key;
 
         removeEmptyReferences();
         ResourceReference data = cache.get(cacheKey);