setDescription(RefactoringUIMessages.RefactoringHistoryErrorPage_info_error);
setDescription(Messages.format(RefactoringUIMessages.RefactoringHistoryErrorPage_info_error, new String[] {IDialogConstants.NEXT_LABEL, IDialogConstants.FINISH_LABEL}));
	public void setStatus(final RefactoringStatus status) {		super.setStatus(status);		if (status != null) {			final int severity= status.getSeverity();			if (severity >= RefactoringStatus.FATAL)				setDescription(RefactoringUIMessages.RefactoringHistoryErrorPage_fatal_error);			else if (severity >= RefactoringStatus.INFO)				setDescription(RefactoringUIMessages.RefactoringHistoryErrorPage_info_error);		}		if (fViewer != null)			fViewer.setStatus(status);	}