From 1aea4ddf066b85c7150214027c3eabffaa08d712 Mon Sep 17 00:00:00 2001
From: Greg Price <greg@zulipchat.com>
Date: Mon, 20 Sep 2021 18:35:49 -0700
Subject: [PATCH] MessageList [nfc]: Mark OuterProps read-only

---
 src/webview/MessageList.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/webview/MessageList.js b/src/webview/MessageList.js
index 3b711f76657..d325eb4746d 100644
--- a/src/webview/MessageList.js
+++ b/src/webview/MessageList.js
@@ -94,13 +94,13 @@ export type BackgroundData = $ReadOnly<{|
   twentyFourHourTime: boolean,
 |}>;
 
-type OuterProps = {|
+type OuterProps = $ReadOnly<{|
   narrow: Narrow,
   messages: $ReadOnlyArray<Message | Outbox>,
   initialScrollMessageId: number | null,
   showMessagePlaceholders: boolean,
   startEditMessage: (editMessage: EditMessage) => void,
-|};
+|}>;
 
 type SelectorProps = {|
   // Data independent of the particular narrow or messages we're displaying.