in vault-server/src/jetbrains/buildServer/buildTriggers/vcs/vault/VaultPathHistory.java [136:145]
private void removeTreeNode(@NotNull Node node) {
do {
final String name = node.getName();
node = node.getParent();
node.removeChild(name);
if (myPathMap.containsKey(node.getNewPath()) || node.hasChildren()) {
break;
}
} while (node != myRoot);
}