added dlna music folders

MediaBrowser.Api/Dlna/DlnaServerService.cs

@@ -1,6 +1,5 @@
 using MediaBrowser.Common.Configuration;
 using MediaBrowser.Controller.Dlna;
-using MediaBrowser.Model.Configuration;
 using ServiceStack;
 using ServiceStack.Text.Controller;
 using ServiceStack.Web;

MediaBrowser.Api/Playback/BaseStreamingService.cs

@@ -788,7 +788,7 @@ namespace MediaBrowser.Api.Playback
         /// <returns>System.String.</returns>
         protected string GetInputArgument(string transcodingJobId, StreamState state)
         {
-            if (state.InputProtocol == MediaProtocol.File &&
+            if (SupportsThrottling && state.InputProtocol == MediaProtocol.File &&
                state.RunTimeTicks.HasValue &&
                state.VideoType == VideoType.VideoFile &&
                !string.Equals(state.OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))

MediaBrowser.Api/Playback/Hls/VideoHlsService.cs

@@ -62,14 +62,6 @@ namespace MediaBrowser.Api.Playback.Hls
         {
         }
 
-        protected override bool SupportsThrottling
-        {
-            get
-            {
-                return false;
-            }
-        }
-
         /// <summary>
         /// Gets the specified request.
         /// </summary>