From b75adf372050fc294e7adcdfd4d48e76af92d166 Mon Sep 17 00:00:00 2001
From: Matt Bierner <matb@microsoft.com>
Date: Thu, 12 Mar 2020 23:02:21 -0700
Subject: [PATCH] Mark fields readonly

---
 src/vs/workbench/services/backup/common/backup.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/vs/workbench/services/backup/common/backup.ts b/src/vs/workbench/services/backup/common/backup.ts
index 66750a668b8..2d3c0217589 100644
--- a/src/vs/workbench/services/backup/common/backup.ts
+++ b/src/vs/workbench/services/backup/common/backup.ts
@@ -10,8 +10,8 @@ import { ITextBufferFactory, ITextSnapshot } from 'vs/editor/common/model';
 export const IBackupFileService = createDecorator<IBackupFileService>('backupFileService');
 
 export interface IResolvedBackup<T extends object> {
-	value: ITextBufferFactory;
-	meta?: T;
+	readonly value: ITextBufferFactory;
+	readonly meta?: T;
 }
 
 /**