Remove session.save_handler from php ini array

lib/Cake/Model/Datasource/CakeSession.php

@@ -539,8 +539,7 @@ class CakeSession {
 				'cookieTimeout' => 240,
 				'ini' => array(
 					'session.use_trans_sid' => 0,
-					'session.cookie_path' => self::$path,
-					'session.save_handler' => 'files'
+					'session.cookie_path' => self::$path
 				)
 			),
 			'cake' => array(