Bug 315281 update copyrights for 3.6
bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/dialog/TitleAreaDialogSupport.java
if (currentStatusProvider != null) {
			currentStatus = (IStatus) currentStatusProvider
					.getValidationStatus().getValue();
		} else {
			currentStatus = null;
		}
		handleStatusChanged();
	}
	private void handleUIChanged() {
		uiChanged = true;
		if (currentStatus != null) {
			handleStatusChanged();
		}
		dbc.getValidationStatusProviders().removeListChangeListener(
				validationStatusProvidersListener);
		for (Iterator it = dbc.getValidationStatusProviders().iterator(); it
				.hasNext();) {
			ValidationStatusProvider validationStatusProvider = (ValidationStatusProvider) it
					.next();
			IObservableList targets = validationStatusProvider.getTargets();
			targets
					.removeListChangeListener(validationStatusProviderTargetsListener);
			for (Iterator iter = targets.iterator(); iter.hasNext();) {
				((IObservable) iter.next())
						.removeChangeListener(uiChangeListener);
			}
		}
	}
	private void handleStatusChanged() {
		if (dialog.getShell() == null || dialog.getShell().isDisposed())