Trigger endSession code if we receive a friend request from a friend

js/background.js

@@ -927,6 +927,10 @@
     messageReceiver.addEventListener('configuration', onConfiguration);
     messageReceiver.addEventListener('typing', onTyping);
 
+    Whisper.events.on('endSession', (source) => {
+      messageReceiver.handleEndSession(source);
+    });
+
     window.Signal.AttachmentDownloads.start({
       getMessageReceiver: () => messageReceiver,
       logger: window.log,

js/models/messages.js

@@ -1983,11 +1983,13 @@
               conversation.hasSentFriendRequest() ||
               conversation.isFriend()
             ) {
+              if (conversation.isFriend()) {
+                window.Whisper.events.trigger('endSession', source);
+              }
               // Automatically accept incoming friend requests if we have send one already
               autoAccept = true;
               message.set({ friendStatus: 'accepted' });
               await conversation.onFriendRequestAccepted();
-              window.libloki.api.sendBackgroundMessage(message.get('source'));
             } else {
               await conversation.onFriendRequestReceived();
             }

libtextsecure/message_receiver.js

@@ -1480,11 +1480,6 @@ MessageReceiver.prototype.extend({
       window.log.error('Error getting conversation: ', number);
     }
 
-    // Bail early if a session reset is already ongoing
-    if (conversation.isSessionResetOngoing()) {
-      return;
-    }
-
     await Promise.all(
       deviceIds.map(async deviceId => {
         const address = new libsignal.SignalProtocolAddress(number, deviceId);
@@ -1668,6 +1663,7 @@ textsecure.MessageReceiver = function MessageReceiverWrapper(
     messageReceiver
   );
   this.getStatus = messageReceiver.getStatus.bind(messageReceiver);
+  this.handleEndSession = messageReceiver.handleEndSession.bind(messageReceiver);
   this.close = messageReceiver.close.bind(messageReceiver);
   this.savePreKeyBundleMessage = messageReceiver.savePreKeyBundleMessage.bind(
     messageReceiver