From aff1cd94698cbd6c7e4253624b9a59734545a472 Mon Sep 17 00:00:00 2001
From: Richard Lewis <rick@matrix.org>
Date: Fri, 28 Jul 2017 11:14:04 +0100
Subject: [PATCH] Add allow-presentation permission to iframe sandbox
 permissions

---
 src/components/views/elements/AppTile.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/views/elements/AppTile.js b/src/components/views/elements/AppTile.js
index 49e59be937..cf72fdddfe 100644
--- a/src/components/views/elements/AppTile.js
+++ b/src/components/views/elements/AppTile.js
@@ -182,7 +182,7 @@ export default React.createClass({
         // hosted on the same origin as the client will get the same access as if you clicked
         // a link to it.
         const sandboxFlags = "allow-forms allow-popups allow-popups-to-escape-sandbox "+
-            "allow-same-origin allow-scripts";
+            "allow-same-origin allow-scripts allow-presentation";
         const parsedWidgetUrl = url.parse(this.state.widgetUrl);
         let safeWidgetUrl = '';
         if (ALLOWED_APP_URL_SCHEMES.indexOf(parsedWidgetUrl.protocol) !== -1) {