From 31db15f50131c6d57d40ab7d125061c08fdf39f2 Mon Sep 17 00:00:00 2001
From: "Alexander M. Turek" <me@derrabus.de>
Date: Wed, 26 Oct 2022 10:15:47 +0200
Subject: [PATCH] Remove DriverChain (#10175)

---
 UPGRADE.md                                      |  5 +++--
 lib/Doctrine/ORM/Mapping/Driver/DriverChain.php | 16 ----------------
 2 files changed, 3 insertions(+), 18 deletions(-)
 delete mode 100644 lib/Doctrine/ORM/Mapping/Driver/DriverChain.php

diff --git a/UPGRADE.md b/UPGRADE.md
index a6eb374068a..1a74500d518 100644
--- a/UPGRADE.md
+++ b/UPGRADE.md
@@ -158,9 +158,10 @@ class MyStrategy implements NamingStrategy
 }
 ```
 
-## BC BREAK: Remove StaticPHPDriver
+## BC BREAK: Remove `StaticPHPDriver` and `DriverChain` 
 
-Use `Doctrine\Persistence\Mapping\Driver\StaticPHPDriver` from
+Use `Doctrine\Persistence\Mapping\Driver\StaticPHPDriver` and
+`Doctrine\Persistence\Mapping\Driver\MappingDriverChain` from
 `doctrine/persistence` instead.
 
 ## BC BREAK: `UnderscoreNamingStrategy` is number aware only
diff --git a/lib/Doctrine/ORM/Mapping/Driver/DriverChain.php b/lib/Doctrine/ORM/Mapping/Driver/DriverChain.php
deleted file mode 100644
index 1aeb6b064d6..00000000000
--- a/lib/Doctrine/ORM/Mapping/Driver/DriverChain.php
+++ /dev/null
@@ -1,16 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Doctrine\ORM\Mapping\Driver;
-
-use Doctrine\Persistence\Mapping\Driver\MappingDriverChain;
-
-/**
- * {@inheritDoc}
- *
- * @deprecated this driver will be removed. Use Doctrine\Persistence\Mapping\Driver\MappingDriverChain instead
- */
-class DriverChain extends MappingDriverChain
-{
-}