--- a/suite/modules/Sanitizer.jsm
+++ b/suite/modules/Sanitizer.jsm
@@ -157,18 +157,16 @@ var Sanitizer = {
   },
 
   items: {
     cache: {
       clear: function() {
         var cacheService = Components.classes["@mozilla.org/network/cache-service;1"]
                                      .getService(Components.interfaces.nsICacheService);
         cacheService.evictEntries(Components.interfaces.nsICache.STORE_ANYWHERE);
-
-        Sanitizer._clearPluginData("FLAG_CLEAR_CACHE");
       },
 
       canClear: true
     },
 
     offlineApps: {
       clear: function() {
         // use try/catch for everything but the last task so we clear as much as possible