From 7ae90408c94a0c5358e8199b0da2a73336ebb90c Mon Sep 17 00:00:00 2001
From: zhongwuzw <zhongwuzw@qq.com>
Date: Tue, 19 Mar 2019 22:11:32 -0700
Subject: [PATCH] Fixed surface presenter observer (#24048)

Summary:
We missed create observer array, let's add it.
cc. shergin .

[iOS] [Fixed] - Fixed surface presenter observer
Pull Request resolved: https://github.com/facebook/react-native/pull/24048

Differential Revision: D14537159

Pulled By: shergin

fbshipit-source-id: f57f685a09aa7c9692245d178b68e94d666ae2fb
---
 React/Fabric/RCTSurfacePresenter.mm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/React/Fabric/RCTSurfacePresenter.mm b/React/Fabric/RCTSurfacePresenter.mm
index d4b0de9a4fe..711a1f29118 100644
--- a/React/Fabric/RCTSurfacePresenter.mm
+++ b/React/Fabric/RCTSurfacePresenter.mm
@@ -74,6 +74,8 @@ using namespace facebook::react;
     } else {
       _reactNativeConfig = std::make_shared<const EmptyReactNativeConfig>();
     }
+    
+    _observers = [NSMutableArray array];
 
     [[NSNotificationCenter defaultCenter] addObserver:self
                                              selector:@selector(handleBridgeWillReloadNotification:)