--- /home/cpdev/src/classpath/gnu/xml/transform/FunctionAvailableFunction.java	2005-07-10 05:32:34.000000000 +0000
+++ gnu/xml/transform/FunctionAvailableFunction.java	2005-06-30 05:34:21.000000000 +0000
@@ -40,11 +40,9 @@
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
-import java.util.Iterator;
 import java.util.List;
 import java.util.TreeSet;
 import javax.xml.namespace.NamespaceContext;
-import javax.xml.namespace.QName;
 import javax.xml.xpath.XPathFunction;
 import javax.xml.xpath.XPathFunctionException;
 import org.w3c.dom.Node;
@@ -173,17 +171,5 @@
     return f;
   }
 
-  public boolean references(QName var)
-  {
-    for (Iterator i = args.iterator(); i.hasNext(); )
-      {
-        if (((Expr) i.next()).references(var))
-          {
-            return true;
-          }
-      }
-    return false;
-  }
-
 }