Bug 6356 Outliner has to delete actions
Product version: smoke test for integration build 20011127 - load compilation unit into Java editor - open context menu in outliner observe: there are two delete actions
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaOutlinePage.java
public boolean select(Viewer viewer, Object parentElement, Object element) {
					return !(element instanceof IField);
				}
			}; 
			
			class VisibilityFilter extends ViewerFilter {