wpe: Add a note able requiring tracing subsystem for message forwarding

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2273>

diff --git a/ext/wpe/gstwpesrcbin.cpp b/ext/wpe/gstwpesrcbin.cpp
index e9680b7..15482e6 100644 (file)
--- a/ext/wpe/gstwpesrcbin.cpp
+++ b/ext/wpe/gstwpesrcbin.cpp
@@ -88,6 +88,8 @@
  *   posting the message
  * * `wpesrc_original_src_path`: [Path](gst_object_get_path_string) of the
  *   original element positing the message
+ *
+ * Note: This feature will be disabled if you disable the tracer subsystem.
  */
 
 #include "gstwpesrcbin.h"