clean-up of imports
diff --git a/src/org/apache/xml/serializer/TreeWalker.java b/src/org/apache/xml/serializer/TreeWalker.java
index 652e098..1cbab45 100644
--- a/src/org/apache/xml/serializer/TreeWalker.java
+++ b/src/org/apache/xml/serializer/TreeWalker.java
@@ -20,6 +20,8 @@
import java.io.File;
+import org.apache.xml.serializer.utils.AttList;
+import org.apache.xml.serializer.utils.DOM2Helper;
import org.w3c.dom.Comment;
import org.w3c.dom.Element;
import org.w3c.dom.EntityReference;
@@ -32,8 +34,6 @@
import org.xml.sax.ext.LexicalHandler;
import org.xml.sax.helpers.LocatorImpl;
-import org.apache.xml.serializer.utils.AttList;
-import org.apache.xml.serializer.utils.DOM2Helper;
/**
* This class does a pre-order walk of the DOM tree, calling a ContentHandler