How to use the @uifabric/experiments/lib/SelectedItemsList.DefaultEditingItem function in @uifabric/experiments

controlledComponent: boolean;
}

export class SelectedPeopleListWithEditInContextMenuExample extends React.Component<{}, IPeopleSelectedItemsListExampleState> {
  private _selectionList: ISelectedPeopleList;
  private selection: Selection = new Selection({ onSelectionChanged: () => this._onSelectionChange() });

  // Used to resolve suggestions on the editableItem
  private model = new ExampleSuggestionsModel(people);
  private suggestionsStore = new SuggestionsStore();

  /**
   * Build a custom selected item capable of being edited with a dropdown and capable of editing
   */
  private EditableItemWithContextMenu = EditableItem({
    editingItemComponent: DefaultEditingItem({
      getEditingItemText: (persona: IPersonaProps) => persona.text || '',
      onRenderFloatingPicker: (props: EditingItemInnerFloatingPickerProps) => (
        
      )
    }),
    itemComponent: ItemWithContextMenu({
      menuItems: (item, onTrigger) => [
        {
          key: 'remove',
          text: 'Remove',
          onClick: () => {
            this._selectionList.removeItems([item]);

}

export class SelectedPeopleListWithEditExample extends React.Component<{}, IPeopleSelectedItemsListExampleState> {
  private _selectionList: ISelectedPeopleList;
  private selection: Selection = new Selection({ onSelectionChanged: () => this._onSelectionChange() });

  // Used to resolve suggestions on the editableItem
  private model = new ExampleSuggestionsModel(people);
  private suggestionsStore = new SuggestionsStore();

  /**
   * Build a custom selected item capable of being edited when the item is right clicked
   */
  private SelectedItem = EditableItem({
    itemComponent: TriggerOnContextMenu(SelectedPersona),
    editingItemComponent: DefaultEditingItem({
      getEditingItemText: persona => persona.text || '',
      onRenderFloatingPicker: (props: EditingItemInnerFloatingPickerProps) => (
        
      )
    })
  });

  public render(): JSX.Element {
    return (
      <div>
        Right click any persona to edit it
        <br></div>