added type-hint

diff --git a/src/Core/Installer.php b/src/Core/Installer.php
index 02d9509..4a287a8 100644 (file)
--- a/src/Core/Installer.php
+++ b/src/Core/Installer.php
@@ -591,7 +591,7 @@ class Installer
         * @return bool true if the check was successful, otherwise false
         * @throws Exception
         */
-       public function checkDB($configCache, $dbhost, $dbuser, $dbpass, $dbdata)
+       public function checkDB(ConfigCache $configCache, $dbhost, $dbuser, $dbpass, $dbdata)
        {
                if (!DBA::connect($configCache, $dbhost, $dbuser, $dbpass, $dbdata)) {
                        $this->addCheck(L10n::t('Could not connect to database.'), false, true, '');