@Override
 public void setSessionTrackingModes(Set<SessionTrackingMode> sessionTrackingModes) {
   if (SecurityUtil.isPackageProtectionEnabled()) {
     doPrivileged("setSessionTrackingModes", new Object[] {sessionTrackingModes});
   } else {
     context.setSessionTrackingModes(sessionTrackingModes);
   }
 }