Add license and Serializable to ServletPortletHelper

diff --git a/src/com/vaadin/terminal/gwt/server/ServletPortletHelper.java b/src/com/vaadin/terminal/gwt/server/ServletPortletHelper.java
index e6282db7bd267d4c391798af8296ba87b8d0ed5d..9b1e60e6214d08fd825d6759b2f11bac20469978 100644 (file)
--- a/src/com/vaadin/terminal/gwt/server/ServletPortletHelper.java
+++ b/src/com/vaadin/terminal/gwt/server/ServletPortletHelper.java
@@ -1,9 +1,15 @@
 package com.vaadin.terminal.gwt.server;
 
+import java.io.Serializable;
+
 import com.vaadin.Application;
 import com.vaadin.ui.Root;
 
-class ServletPortletHelper {
+/*
+ @VaadinApache2LicenseForJavaFiles@
+ */
+
+class ServletPortletHelper implements Serializable {
     public static class ApplicationClassException extends Exception {
 
         public ApplicationClassException(String message, Throwable cause) {