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/Wizard.java
public void setContainer(IWizardContainer wizardContainer) {
	container = wizardContainer;
}
/**
 * Sets the default page image descriptor for this wizard.
 * <p>
 * This image descriptor will be used to generate an image for a page 
 * with no image of its own; the image will be computed once and cached.
 * </p>
 *
 * @param imageDescriptor the default page image descriptor
 */
public void setDefaultPageImageDescriptor(ImageDescriptor imageDescriptor) {
	defaultImageDescriptor = imageDescriptor;
}
/**
 * Sets the dialog settings for this wizard.
 * <p>
 * The dialog settings is used to record state between
 * wizard invocations (for example, radio button selection,
 * last import directory, etc.)
 * </p>
 *
 * @param settings the dialog settings, or <code>null</code> if none
 * @see #getDialogSettings
 * 
 */
public void setDialogSettings(IDialogSettings settings) {
	dialogSettings = settings;
}