From 7d9e902d72e240f54ea01225cc3272698ff70014 Mon Sep 17 00:00:00 2001
From: Valentin Shergin <shergin@fb.com>
Date: Thu, 11 Jan 2018 18:34:32 -0800
Subject: [PATCH] Proper check for RCTRootShadowView in RCTUIManager

Summary: Because setting `intrinsicContentSize` for `RCTSurfaceRootView` doesn't have much sense.

Reviewed By: mmmulani

Differential Revision: D6701107

fbshipit-source-id: 259cdd27339bba3e8c9f98b6ca34affeb87f298c
---
 React/Modules/RCTUIManager.m | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/React/Modules/RCTUIManager.m b/React/Modules/RCTUIManager.m
index 4cefa9157ad663..a4d9bbb21e88db 100644
--- a/React/Modules/RCTUIManager.m
+++ b/React/Modules/RCTUIManager.m
@@ -548,7 +548,10 @@ - (RCTViewManagerUIBlock)uiBlockWithLayoutUpdateForRootView:(RCTRootShadowView *
       });
     }
 
-    if (RCTIsReactRootView(reactTag)) {
+    if (
+        RCTIsReactRootView(reactTag) &&
+        [shadowView isKindOfClass:[RCTRootShadowView class]]
+    ) {
       CGSize contentSize = shadowView.frame.size;
 
       RCTExecuteOnMainQueue(^{