Merge pull request #328 from jellyfin/release-10.3.z

Backmerge for Release 10.3.3

src/components/playback/mediasession.js

@@ -273,11 +273,11 @@ define(['playbackManager', 'nowPlayingHelper', 'events', 'connectionManager'], f
         events.on(currentPlayer, 'timeupdate', onGeneralEvent);
     }
 
+    function execute(name) {
+        playbackManager[name](currentPlayer);
+    }
     if (navigator.mediaSession) {
 
-        function execute(name) {
-            playbackManager[name](currentPlayer);
-        }
 
         navigator.mediaSession.setActionHandler('previoustrack', function () {
             execute('previousTrack');
@@ -310,4 +310,4 @@ define(['playbackManager', 'nowPlayingHelper', 'events', 'connectionManager'], f
     });
 
     bindToPlayer(playbackManager.getCurrentPlayer());
-});
+});

src/components/playback/playbackmanager.js

@@ -2576,7 +2576,6 @@ define(['events', 'datetime', 'appSettings', 'itemHelper', 'pluginManager', 'pla
 
                     } else {
 
-                        playerStartPositionTicks = null;
                         contentType = getMimeType(type.toLowerCase(), mediaSource.TranscodingContainer);
 
                         if (mediaUrl.toLowerCase().indexOf('copytimestamps=true') === -1) {