Remove unused use in anonymous function

Found by PHPStan.

Change-Id: I88247514703820a6afb7c9861dcf64326aa32d19

diff --git a/includes/libs/objectcache/BagOStuff.php b/includes/libs/objectcache/BagOStuff.php
index c6bcc7a..df8ebad 100644 (file)
--- a/includes/libs/objectcache/BagOStuff.php
+++ b/includes/libs/objectcache/BagOStuff.php
@@ -462,7 +462,7 @@ abstract class BagOStuff implements IExpiringStore, LoggerAwareInterface {
                $fname = __METHOD__;
                $expiry = min( $expiry ?: INF, self::TTL_DAY );
                $loop = new WaitConditionLoop(
-                       function () use ( $key, $timeout, $expiry, $fname ) {
+                       function () use ( $key, $expiry, $fname ) {
                                $this->clearLastError();
                                if ( $this->add( "{$key}:lock", 1, $expiry ) ) {
                                        return true; // locked!