title: Extjs how to add close icon to the combo box
body: <p>how to add close icon to  the combobox list items at right most </p>
  
  <pre><code> Ext.define('ezdi.view.SaveSearchComboboxView', {
          extend : 'Ext.form.field.ComboBox',
          alias : 'widget.saveSearchComboboxAlias',
          queryMode : 'local',
          id : 'saveSearchComboId',
          store : 'SaveSearchComboboxStore',
          emptyText : 'Saved Searches',
          displayField : 'searchQueryName',
          valueField : 'searchQueryId',
          lazyInit: false
      });
  </code></pre>