layout: Fix opening the overview for xdnd

In the (no barriers) fallback case handleDragOver has somehow
ended up being turned into a nop and thus breaking xdnd
overview opening.

Fix that by calling _toggleOverview() when a xdnd source triggers
it.

https://bugzilla.gnome.org/show_bug.cgi?id=696447

diff --git a/js/ui/layout.js b/js/ui/layout.js
index 8d5ab12760e8ed3c33bec52b9aab1f14d21dc0db..e8f46c1cbcd0ce37e50ce8a4ab0fe5447ce93b9b 100644 (file)
--- a/js/ui/layout.js
+++ b/js/ui/layout.js
@@ -1200,6 +1200,8 @@ const HotCorner = new Lang.Class({
         if (source != Main.xdndHandler)
             return DND.DragMotionResult.CONTINUE;
 
+        this._toggleOverview();
+
         return DND.DragMotionResult.CONTINUE;
     },