Minor, making class non-final.
diff --git a/src/org/apache/xml/serializer/ToXMLStream.java b/src/org/apache/xml/serializer/ToXMLStream.java
index dcb895d..03729b2 100644
--- a/src/org/apache/xml/serializer/ToXMLStream.java
+++ b/src/org/apache/xml/serializer/ToXMLStream.java
@@ -39,7 +39,7 @@
  * 
  * @xsl.usage internal
  */
-public final class ToXMLStream extends ToStream
+public class ToXMLStream extends ToStream
 {
 
     /**