From d8396e375025a5f518ee22b951dc4c294c041c2a Mon Sep 17 00:00:00 2001
From: unknown <lawlietmester@gmail.com>
Date: Thu, 7 Jun 2018 12:37:45 +0500
Subject: [PATCH] Safari 11 bugfix: usage of promise based version for
 pc.createOffer

---
 rtcpeerconnection.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/rtcpeerconnection.js b/rtcpeerconnection.js
index 364e449..657485d 100644
--- a/rtcpeerconnection.js
+++ b/rtcpeerconnection.js
@@ -387,7 +387,7 @@ PeerConnection.prototype.offer = function (constraints, cb) {
     if (this.pc.signalingState === 'closed') return cb('Already closed');
 
     // Actually generate the offer
-    this.pc.createOffer(
+    this.pc.createOffer( mediaConstraints ).then(
         function (offer) {
             // does not work for jingle, but jingle.js doesn't need
             // this hack...
@@ -444,8 +444,7 @@ PeerConnection.prototype.offer = function (constraints, cb) {
         function (err) {
             self.emit('error', err);
             cb(err);
-        },
-        mediaConstraints
+        }
     );
 };