MenuTreeStorage::doBuildTreeData

protected MenuTreeStorage::doBuildTreeData(array $links, array $parents = array(), $depth = 1)

protected function doBuildTreeData(array $links, array $parents = array(), $depth = 1) {
  // Reverse the array so we can use the more efficient array_pop() function.
  $links = array_reverse($links);
  return $this->treeDataRecursive($links, $parents, $depth);
}