Removed unnecessary override

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@672495 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/fop/fo/flow/AbstractPageNumberCitation.java

@@ -112,11 +112,6 @@ public abstract class AbstractPageNumberCitation extends FObj {
         }
     }
 
-    /** {@inheritDoc} */
-    protected void startOfNode() throws FOPException {
-        super.startOfNode();
-    }
-
     /**
      * {@inheritDoc}
      * <br>XSL Content Model: empty