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/window/ApplicationWindow.java
*/
protected ToolBarManager createToolBarManager(int style) {
	return new ToolBarManager(style);
}
/**
 * Creates the control for the tool bar manager.
 * <p>
 * Subclasses may override this method to customize the tool bar manager.
 * </p>
 * @return a Control
 */
protected Control createToolBarControl(Shell shell) {
	if (toolBarManager instanceof ToolBarManager) {
		return ((ToolBarManager)toolBarManager).createControl(shell);
	} 
	return null;
}
/**
 * Returns the default font used for this window.
 * <p>
 * The default implementation of this framework method
 * obtains the symbolic name of the font from the
 * <code>getSymbolicFontName</code> framework method
 * and retrieves this font from JFace's font
 * registry using <code>JFaceResources.getFont</code>.
 * Subclasses may override to use a different registry,
 * etc.
 * </p>
 *
 * @return the default font, or <code>null</code> if none