Sync end session messages

// FREEBIE

js/libtextsecure.js

@@ -39263,6 +39263,7 @@ MessageSender.prototype = {
         proto.body = "TERMINATE";
         proto.flags = textsecure.protobuf.DataMessage.Flags.END_SESSION;
         return this.sendIndividualProto(number, proto, timestamp).then(function(res) {
+            return this.sendSyncMessage(proto.toArrayBuffer(), timestamp, number).then(function() {
                 return textsecure.storage.protocol.getDeviceIds(number).then(function(deviceIds) {
                     return Promise.all(deviceIds.map(function(deviceId) {
                         var address = new libsignal.SignalProtocolAddress(number, deviceId);
@@ -39274,6 +39275,7 @@ MessageSender.prototype = {
                     });
                 });
             });
+        }.bind(this));
     },
 
     sendMessageToGroup: function(groupId, messageText, attachments, timestamp, expireTimer) {

libtextsecure/sendmessage.js

@@ -338,6 +338,7 @@ MessageSender.prototype = {
         proto.body = "TERMINATE";
         proto.flags = textsecure.protobuf.DataMessage.Flags.END_SESSION;
         return this.sendIndividualProto(number, proto, timestamp).then(function(res) {
+            return this.sendSyncMessage(proto.toArrayBuffer(), timestamp, number).then(function() {
                 return textsecure.storage.protocol.getDeviceIds(number).then(function(deviceIds) {
                     return Promise.all(deviceIds.map(function(deviceId) {
                         var address = new libsignal.SignalProtocolAddress(number, deviceId);
@@ -349,6 +350,7 @@ MessageSender.prototype = {
                     });
                 });
             });
+        }.bind(this));
     },
 
     sendMessageToGroup: function(groupId, messageText, attachments, timestamp, expireTimer) {