Bug 184755 [DataBinding] internal tree content provider does not work
I broke the tree content providers while trying to update them to use TreePaths. It would be good to have a working implementation again...
bundles/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/internal/viewers/OrderedTreeNode.java
}
		return !listeningToChildren || hasPendingNode || !children.isEmpty();
	}
	/**
	 * Disposes this node and removes all remaining children.
	 */
	public void dispose() {
		if (children != null) {
			if (listeningToChildren) {
				contentProvider.remove(element, children, true);
				children.removeListChangeListener(this);
				children.removeStaleListener(this);
			}
			children.dispose();
			children = null;
			if (listeningToChildren && isStale) {
				contentProvider.changeStale(-1);
			}
		}
	}
	/**
	 * @return <code>true</code> if this node is disposed
	 */
	public boolean isDisposed() {
		return children == null;
	}
	/**
	 * Returns one representative parent, or null if this node is unparented.
	 * Use getParents() to get the complete set of known parents.
	 *