void reloadNode(ProgramNode node) {
		List<TreePath> list = getExpandedPaths(node);
		TreePath[] paths = getSelectionPaths();

		model.reload(node);

		expandPaths(list);

		addSelectionPaths(paths);
	}
Call this when the given nodes children have changed.

@param node node to reload.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/programtree/ProgramDnDTree.java