Bug 55592 [Contributions] SubActionBars does not properly handle menu listeners
bundles/org.eclipse.jface/src/org/eclipse/jface/action/SubMenuManager.java
getParentMenuManager().update(force);
	}
	/* (non-Javadoc)
	 * @see org.eclipse.jface.action.IContributionItem#update(java.lang.String)
	 */
	public void update(String id) {
		getParentMenuManager().update(id);
	}
	/* (non-Javadoc)
	 * @see org.eclipse.jface.action.IMenuManager#updateAll(boolean)
	 */
	public void updateAll(boolean force) {
		
		
		
		getParentMenuManager().updateAll(force);
	}
	/**
	 * Wraps a menu manager in a sub menu manager, and returns the new wrapper.
	 */
	protected SubMenuManager wrapMenu(IMenuManager menu) {
		SubMenuManager mgr = new SubMenuManager(menu);
		mgr.setVisible(isVisible());
		return mgr;
	}
}