Deletes a URL alias.
array $conditions: An array of criteria.
public function delete($conditions) {
$path = $this
->load($conditions);
$query = $this->connection
->delete('url_alias');
foreach ($conditions as $field => $value) {
$query
->condition($field, $value);
}
$deleted = $query
->execute();
// @todo Switch to using an event for this instead of a hook.
module_invoke_all('path_delete', $path);
$this->alias_manager
->cacheClear();
return $deleted;
}