webrtc: Fix critical in webrtc-recvonly-h264 example

This signal only takes 2 properties yet a third was passed.
This would cause a critical in GLib.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3252>

diff --git a/subprojects/gst-examples/webrtc/sendonly/webrtc-recvonly-h264.c b/subprojects/gst-examples/webrtc/sendonly/webrtc-recvonly-h264.c
index 8df62f4..c5ff6c9 100644 (file)
--- a/subprojects/gst-examples/webrtc/sendonly/webrtc-recvonly-h264.c
+++ b/subprojects/gst-examples/webrtc/sendonly/webrtc-recvonly-h264.c
@@ -354,7 +354,7 @@ create_receiver_entry (SoupWebsocketConnection * connection)
       RTP_PAYLOAD_TYPE
       ",clock-rate=90000,packetization-mode=(string)1, profile-level-id=(string)42c016");
   g_signal_emit_by_name (receiver_entry->webrtcbin, "add-transceiver",
-      GST_WEBRTC_RTP_TRANSCEIVER_DIRECTION_RECVONLY, video_caps, NULL, &trans);
+      GST_WEBRTC_RTP_TRANSCEIVER_DIRECTION_RECVONLY, video_caps, &trans);
   gst_caps_unref (video_caps);
   gst_object_unref (trans);