[WebRTC] Fix SupportedTransceiverCodecs bug (#4605)

diff --git a/src/Tizen.Multimedia.Remoting/WebRTC/MediaSource.cs b/src/Tizen.Multimedia.Remoting/WebRTC/MediaSource.cs
index 3fd50d1..15042c1 100755 (executable)
--- a/src/Tizen.Multimedia.Remoting/WebRTC/MediaSource.cs
+++ b/src/Tizen.Multimedia.Remoting/WebRTC/MediaSource.cs
@@ -259,7 +259,7 @@ namespace Tizen.Multimedia.Remoting
             {
                 try
                 {
-                    NativeWebRTC.ForeachSupportedTransceiverCodec(WebRtc.Handle, MediaSourceType.Null, type, cb).
+                    NativeWebRTC.ForeachSupportedTransceiverCodec(WebRtc.Handle, MediaSourceType, type, cb).
                         ThrowIfFailed("failed to retrieve stats");
                 }
                 catch (ObjectDisposedException)