[meld] meldwindow: Fix drag-and-drop on to main window/tab bar

[Kai Willadsen <kaiw src gnome org>]

commit 64e7f0a182dc7211d581bf2770d8e473877786c3
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sat Apr 7 07:47:39 2018 +1000

    meldwindow: Fix drag-and-drop on to main window/tab bar
    
    This was broken by a mistaken API call in earlier GFile changes.

 meld/meldwindow.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/meld/meldwindow.py b/meld/meldwindow.py
index 44b270b5..2d573a89 100644
--- a/meld/meldwindow.py
+++ b/meld/meldwindow.py
@@ -274,10 +274,11 @@ class MeldWindow(Component):
         # Let the rest of the stack know about this event
         return False
 
-    def on_widget_drag_data_received(self, wid, context, x, y, selection_data,
-                                     info, time):
-        if len(selection_data.get_files()) != 0:
-            self.open_paths(selection_data.get_files())
+    def on_widget_drag_data_received(
+            self, wid, context, x, y, selection_data, info, time):
+        uris = selection_data.get_uris()
+        if uris:
+            self.open_paths([Gio.File.new_for_uri(uri) for uri in uris])
             return True
 
     def on_idle(self):