log correct directory when failing to delete it

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@711180 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/Delete.java

@@ -698,7 +698,7 @@ public class Delete extends MatchingTask {
         }
         log("Deleting directory " + d.getAbsolutePath(), verbosity);
         if (!delete(d)) {
-            handle("Unable to delete directory " + dir.getAbsolutePath());
+            handle("Unable to delete directory " + d.getAbsolutePath());
         }
     }