Replace more docblocks by type-hints

Author: nicolas-grekas

Adapter/AbstractQuery.php

@@ -24,7 +24,7 @@ abstract class AbstractQuery implements QueryInterface
     protected $query;
     protected $options;
 
-    public function __construct(ConnectionInterface $connection, $dn, $query, array $options = array())
+    public function __construct(ConnectionInterface $connection, string $dn, string $query, array $options = array())
     {
         $resolver = new OptionsResolver();
         $resolver->setDefaults(array(

Adapter/ExtLdap/Query.php

@@ -27,7 +27,7 @@ class Query extends AbstractQuery
     /** @var resource */
     private $search;
 
-    public function __construct(Connection $connection, $dn, $query, array $options = array())
+    public function __construct(Connection $connection, string $dn, string $query, array $options = array())
     {
         parent::__construct($connection, $dn, $query, $options);
     }

Entry.php

@@ -19,7 +19,7 @@ class Entry
     private $dn;
     private $attributes;
 
-    public function __construct($dn, array $attributes = array())
+    public function __construct(string $dn, array $attributes = array())
     {
         $this->dn = $dn;
         $this->attributes = $attributes;