Bug 29163 SafeRunnable needs to be accessible in JFace
We need to be able to access the SafeRunnable in JFace in order that some error protection can be added to preferences and properties dialogs.
bundles/org.eclipse.ui.workbench/extensions/org/eclipse/jface/wizard/WizardSelectionPage.java
setSelectedNode(null);	
		return null;
	}	
	if (!isCreated)
		
		wizard.addPages();
		
	return wizard.getStartingPage();
}
/**
 * Returns the currently selected wizard node within this page.
 * 
 * @return the wizard node, or <code>null</code> if no node is selected
 */
protected IWizardNode getSelectedNode() {
	return selectedNode;
}
/**
 * Sets or clears the currently selected wizard node within this page. 
 * 
 * @param node the wizard node, or <code>null</code> to clear
 */
protected void setSelectedNode(IWizardNode node) {
	addSelectedNode(node);
	selectedNode = node;
	if (isCurrentPage()) 
		getContainer().updateButtons();
}
}