From 6ae0b344e5c221657287d1fc1511be520a6f6e58 Mon Sep 17 00:00:00 2001
From: Spencer Ahrens <sahrens@fb.com>
Date: Sat, 16 Dec 2017 11:06:06 -0800
Subject: [PATCH] Fix FIGTabs SST race

Reviewed By: TheSavior

Differential Revision: D6576053

fbshipit-source-id: d727811f7bfdb5cb9a0da010ee0c225029b18b26
---
 Libraries/Types/CoreEventTypes.js | 23 ++++++++++++-----------
 1 file changed, 12 insertions(+), 11 deletions(-)

diff --git a/Libraries/Types/CoreEventTypes.js b/Libraries/Types/CoreEventTypes.js
index 6f236371fc9f43..98820f1d1fb060 100644
--- a/Libraries/Types/CoreEventTypes.js
+++ b/Libraries/Types/CoreEventTypes.js
@@ -13,14 +13,15 @@
 
 'use strict';
 
-export type Layout = {
-  x: number,
-  y: number,
-  width: number,
-  height: number,
-};
-export type LayoutEvent = {
-  nativeEvent: {
-    layout: Layout,
-  },
-};
+export type Layout = {|
+  +x: number,
+  +y: number,
+  +width: number,
+  +height: number,
+|};
+export type LayoutEvent = {|
+  +nativeEvent: {|
+    +layout: Layout,
+  |},
+  +persist: () => void,
+|};