Remove dead code

Author: jvillafanez

lib/Access.php

@@ -555,11 +555,9 @@ public function dn2username($fdn) {
 	public function dn2ocname($fdn, $isUser = true) {
 		if ($isUser) {
 			$mapper = $this->getUserMapper();
-			$displayNameAttribute = $this->connection->ldapUserDisplayName;
 			$nameAttribute = (string)$this->connection->ldapExpertUsernameAttr;
 		} else {
 			$mapper = $this->getGroupMapper();
-			$displayNameAttribute = $this->connection->ldapGroupDisplayName;
 			$nameAttribute = (string)$this->connection->ldapExpertGroupnameAttr;
 		}
 
@@ -699,12 +697,6 @@ private function ldap2ownCloudNames($ldapObjects, $isUsers) {
 		$ownCloudNames = [];
 
 		foreach ($ldapObjects as $ldapObject) {
-			$nameByLDAP = null;
-			if (isset($ldapObject[$nameAttribute][0])) {
-				// might be set, but not necessarily. if so, we use it.
-				$nameByLDAP = $ldapObject[$nameAttribute][0];
-			}
-
 			$ocName = $this->dn2ocname($ldapObject['dn'][0], $isUsers);
 			if ($ocName) {
 				$ownCloudNames[$ldapObject['dn'][0]] = $ocName;