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-rw-r--r--indra/llcommon/llevent.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/indra/llcommon/llevent.h b/indra/llcommon/llevent.h
index 4a619ba16f..283f40f923 100644
--- a/indra/llcommon/llevent.h
+++ b/indra/llcommon/llevent.h
@@ -109,6 +109,7 @@ public:
// Adds a listener to this dispatcher, with a given user data
// that will be passed to the listener when an event is fired.
+ // Duplicate pointers are removed on addtion.
void addListener(LLEventListener *listener, LLSD filter, const LLSD& userdata);
// Removes a listener from this dispatcher