Bug 96399 [open type] render working set name in dialog title
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/dialogs/TypeSelectionDialog2.java
return CANCEL;
		} catch (InterruptedException e) {
			
			return CANCEL;
		}
		return super.open();
	}
	
	public boolean close() {
		TypeInfoHistory.getInstance().save();
		return super.close();
	}
	
	protected void computeResult() {
		TypeInfo[] selected= fContent.getSelection();
		if (selected == null || selected.length == 0) {
			setResult(null);
			return;
		}
		
		
		if (fScope == null) {
			fScope= fContent.getScope();
		}
		
		TypeInfoHistory history= TypeInfoHistory.getInstance();
		List result= new ArrayList(selected.length);
		if (result != null) {
			for (int i= 0; i < selected.length; i++) {
				try {