objectcache: avoid using deprecated phpredis::delete() alias

Bug: T227461
Change-Id: I3ca8bd9160eefff6590228082f030a32d0edb511
(cherry picked from commit f445700ccc6f7f48158ae27d2cd13004675fd431)

diff --git a/includes/libs/objectcache/RedisBagOStuff.php b/includes/libs/objectcache/RedisBagOStuff.php
index f720010..0276ed2 100644 (file)
--- a/includes/libs/objectcache/RedisBagOStuff.php
+++ b/includes/libs/objectcache/RedisBagOStuff.php
@@ -21,8 +21,9 @@
  */
 
 /**
- * Redis-based caching module for redis server >= 2.6.12
+ * Redis-based caching module for redis server >= 2.6.12 and phpredis >= 2.2.4
  *
+ * @see https://github.com/phpredis/phpredis/blob/d310ed7c8/Changelog.md
  * @note Avoid use of Redis::MULTI transactions for twemproxy support
  *
  * @ingroup Cache
@@ -135,7 +136,7 @@ class RedisBagOStuff extends BagOStuff {
                        return false;
                }
                try {
-                       $conn->delete( $key );
+                       $conn->del( $key );
                        // Return true even if the key didn't exist
                        $result = true;
                } catch ( RedisException $e ) {