messageTray: Remove this.actor definition to SourceActor

Remove this.actor = actor, since the class is now an actor itself.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/487

diff --git a/js/ui/messageTray.js b/js/ui/messageTray.js
index 8f81304510adfd741e39e18caf49ad0b30af6cb4..f1f79d8c2bd9a49b7234301888f72f12b1c248d4 100644 (file)
--- a/js/ui/messageTray.js
+++ b/js/ui/messageTray.js
@@ -584,7 +584,6 @@ class SourceActor extends St.Widget {
         this._source = source;
         this._size = size;
 
-        this.actor = this;
         this.connect('destroy', () => {
             this._source.disconnect(this._iconUpdatedId);
             this._actorDestroyed = true;