Fixes findbugs warning - dereferencing null in exception case

Simon Harrer

2013-07-18 fbe265fa787e4be9cb63c6bae2ef30b9400d9afc

 src/main/java/com/gitblit/authority/RequestFocusListener.java

@@ -14,8 +14,9 @@
 * limitations under the License.

 */

package com.gitblit.authority;

import javax.swing.*;

import javax.swing.event.*;

import javax.swing.JComponent;

import javax.swing.event.AncestorEvent;

import javax.swing.event.AncestorListener;



/**

 *  Convenience class to request focus on a component.