From 8f6e074bd619fda1ee36de8024f74cc1249f1775 Mon Sep 17 00:00:00 2001
From: Spencer Ahrens <sahrens@fb.com>
Date: Fri, 5 Feb 2016 20:34:48 -0800
Subject: [PATCH] Return objects with remove methods when subscribing to back
 or host state

Reviewed By: fkgozali

Differential Revision: D2907942

fb-gh-sync-id: 11666f2f8cd2432c42cc90bbf48ead02a75f8bc4
---
 Libraries/Utilities/BackAndroid.android.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Libraries/Utilities/BackAndroid.android.js b/Libraries/Utilities/BackAndroid.android.js
index ed920e22c..66baa59c4 100644
--- a/Libraries/Utilities/BackAndroid.android.js
+++ b/Libraries/Utilities/BackAndroid.android.js
@@ -59,8 +59,11 @@ var BackAndroid = {
   addEventListener: function (
     eventName: BackPressEventName,
     handler: Function
-  ): void {
+  ): {remove: () => void} {
     _backPressSubscriptions.add(handler);
+    return {
+      remove: () => BackAndroid.removeEventListener(eventName, handler),
+    };
   },
 
   removeEventListener: function(