[gnome-shell/gbsneto/dnd-fixes: 2/3] dnd: Don't mix callback argument and object field usage

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 98fb6ee7d6539e7e2eec6901249bc77eb6e54315
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Nov 27 12:21:57 2018 -0200

    dnd: Don't mix callback argument and object field usage
    
    This will be important for the next commit, since _dragComplete()
    changes the value of this._dragActor and we need to keep a valid
    reference to it.
    
    https://phabricator.endlessm.com/T24387

 js/ui/dnd.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/js/ui/dnd.js b/js/ui/dnd.js
index 927f54d971..d9f45a3308 100644
--- a/js/ui/dnd.js
+++ b/js/ui/dnd.js
@@ -704,8 +704,8 @@ var _Draggable = class _Draggable {
 
     _onAnimationComplete(dragActor, eventTime) {
         if (this._dragOrigParent) {
-            Main.uiGroup.remove_child(this._dragActor);
-            this._dragOrigParent.add_actor(this._dragActor);
+            Main.uiGroup.remove_child(dragActor);
+            this._dragOrigParent.add_actor(dragActor);
             dragActor.set_scale(this._dragOrigScale, this._dragOrigScale);
             dragActor.set_position(this._dragOrigX, this._dragOrigY);
         } else {