if (fMemberFilterActionGroup != null) { fMemberFilterActionGroup.dispose(); fMemberFilterActionGroup= null; }
	public void dispose() {		if (fMemberFilterActionGroup != null) {			fMemberFilterActionGroup.dispose();			fMemberFilterActionGroup= null;		}					ISelectionProvider provider= fPart.getSite().getSelectionProvider();		provider.removeSelectionChangedListener(this);		super.dispose();	}