remove now obsolete override

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@274102 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -164,16 +164,6 @@ public class Jar extends Zip {
         setDestFile(jarFile);
     }
 
-    /**
-     * Override to get hold of the original Manifest (if present and
-     * only if updating ...
-     *
-     * @since Ant 1.5.2
-     */
-    public void setDestFile(File jarFile) {
-        super.setDestFile(jarFile);
-    }
-
     /**
      * Set whether or not to create an index list for classes.
      * This may speed up classloading in some cases.