From c120896ac8da06d31639a2271a2572cb309058fb Mon Sep 17 00:00:00 2001
From: Chaiwat Ekkaewnumchai <cekkaewnumchai@fb.com>
Date: Thu, 5 Sep 2019 02:58:50 -0700
Subject: [PATCH] ModelOverlay

Summary: _typescript_

Reviewed By: danielbuechele

Differential Revision: D17180882

fbshipit-source-id: 4a51bbd90f0a46807888de63ac305a7395d74a61
---
 src/ui/components/ModalOverlay.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ui/components/ModalOverlay.tsx b/src/ui/components/ModalOverlay.tsx
index a1747a201..eb6357728 100644
--- a/src/ui/components/ModalOverlay.tsx
+++ b/src/ui/components/ModalOverlay.tsx
@@ -26,7 +26,7 @@ export default class ModalOverlay extends Component<{
   onClose: () => void;
   children?: React.ReactNode;
 }> {
-  ref: HTMLElement;
+  ref: HTMLElement | null | undefined;
 
   setRef = (ref: HTMLElement) => {
     this.ref = ref;