From 7276b28aea48e7ad15ccce3735d74889a1969f7d Mon Sep 17 00:00:00 2001
From: Alex Pott <alex.a.pott@googlemail.com>
Date: Tue, 17 Feb 2015 15:39:39 +0000
Subject: [PATCH] Issue #2427007 by chx: The persistent lock is not marked as
 backend_overridable

---
 core/core.services.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/core.services.yml b/core/core.services.yml
index 3768035310b3..cfe56accdeb1 100644
--- a/core/core.services.yml
+++ b/core/core.services.yml
@@ -529,6 +529,8 @@ services:
   lock.persistent:
     class: Drupal\Core\Lock\PersistentDatabaseLockBackend
     arguments: ['@database']
+    tags:
+      - { name: backend_overridable }
   router.request_context:
     class: Drupal\Core\Routing\RequestContext
     tags:
-- 
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