--- /home/cpdev/src/classpath/gnu/xml/xpath/ConcatFunction.java	2005-07-10 05:32:35.000000000 +0000
+++ gnu/xml/xpath/ConcatFunction.java	2005-06-30 05:34:22.000000000 +0000
@@ -40,7 +40,6 @@
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
-import javax.xml.namespace.QName;
 import org.w3c.dom.Node;
 
 /**
@@ -82,18 +81,6 @@
     return new ConcatFunction(args2);
   }
 
-  public boolean references(QName var)
-  {
-    for (Iterator i = args.iterator(); i.hasNext(); )
-      {
-        if (((Expr) i.next()).references(var))
-          {
-            return true;
-          }
-      }
-    return false;
-  }
-
   public String toString()
   {
     StringBuffer buf = new StringBuffer("concat(");