Bug 100539 [open type] JDK compression doesn't work under MacOS
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/dialogs/TypeInfoViewer.java
private static class SearchRequestor extends TypeNameRequestor {
		private volatile boolean fStop;
		
		private TypeInfoFilter fFilter;
		private Set fHistory;
		
		private TypeInfoFactory factory= new TypeInfoFactory();
		private List fResult;