From 8e85bf84e8139caebc79d2034313ff0f4c936bea Mon Sep 17 00:00:00 2001
From: Dmitry Zakharov <comfly@fb.com>
Date: Thu, 15 Mar 2018 09:21:08 -0700
Subject: [PATCH] Gatekeeper for Native Extensions

Reviewed By: danzimm, johnislarry

Differential Revision: D6965463

fbshipit-source-id: 28bcfbff980abfda3c63d7016ccf05beb1d178eb
---
 ReactCommon/cxxreact/JSCExecutor.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/ReactCommon/cxxreact/JSCExecutor.cpp b/ReactCommon/cxxreact/JSCExecutor.cpp
index ddae9fdda..a7d8c72cb 100644
--- a/ReactCommon/cxxreact/JSCExecutor.cpp
+++ b/ReactCommon/cxxreact/JSCExecutor.cpp
@@ -134,8 +134,10 @@ namespace facebook {
         installGlobalProxy(m_context, "nativeModuleProxy",
                            exceptionWrapMethod<&JSCExecutor::getNativeModule>());
       }
-      installGlobalProxy(m_context, "nativeExtensions",
-                         exceptionWrapMethod<&JSCExecutor::getNativeExtension>());
+      if (nativeExtensionsProvider) {
+        installGlobalProxy(m_context, "nativeExtensions",
+                           exceptionWrapMethod<&JSCExecutor::getNativeExtension>());
+      }
     }
 
     JSCExecutor::~JSCExecutor() {