making a sub-class public so I can cheat and use it in gwt-incubator, does not change the core API.
Review by:jlabanca

git-svn-id: https://google-web-toolkit.googlecode.com/svn/releases/1.6@4467 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/user/src/com/google/gwt/user/datepicker/client/CellGridImpl.java b/user/src/com/google/gwt/user/datepicker/client/CellGridImpl.java
index 7530165..87908ea 100644
--- a/user/src/com/google/gwt/user/datepicker/client/CellGridImpl.java
+++ b/user/src/com/google/gwt/user/datepicker/client/CellGridImpl.java
@@ -39,7 +39,7 @@
   /**

    * Cell type.

    */

-  abstract class Cell extends UIObject {

+  public abstract class Cell extends UIObject {

     private boolean enabled = true;

     private V value;

     private int index;