void expandAll(GTreeNode parenGTreeNode, List<Object> list) throws Exception {
		expandNode(parenGTreeNode);
		for (int i = 0; i < parenGTreeNode.getChildCount(); i++) {
			GTreeNode node = parenGTreeNode.getChild(i);
			if (node instanceof OrganizationNode) {
				expandAll(node, list);
			}
			else {
				list.add(node);
			}
		}
	}
A comparator to sort Symbols the same way as the SymbolNode sorts
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/symboltree/SymbolTreeTestUtils.java