[balsa/wip/gtk4] mblist: Yet more fallout

[Peter Bloomfield <peterb src gnome org>]

commit 5aab3b872f51cf99f5ba4a93e7e2fc44ba77aa8a
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Sun Jun 2 12:05:48 2019 -0400

    mblist: Yet more fallout

 src/balsa-mblist.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/balsa-mblist.c b/src/balsa-mblist.c
index 0bd3c44f3..6ab25c95e 100644
--- a/src/balsa-mblist.c
+++ b/src/balsa-mblist.c
@@ -783,7 +783,7 @@ bmbl_drag_drop_cb(GtkWidget *widget,
                   gint       y,
                   gpointer   user_data)
 {
-    BalsaMBList *mblist = BALSA_MBLIST(widget);
+    BalsaMBList *mblist = user_data;
     GtkTreeView *tree_view = GTK_TREE_VIEW(widget);
     GtkTreeModel *model = gtk_tree_view_get_model(tree_view);
     GtkTreePath *path;
@@ -827,7 +827,7 @@ bmbl_drag_data_received_cb(GtkWidget        * widget,
                            GtkSelectionData * selection_data,
                            gpointer           data)
 {
-    BalsaMBList *mblist = BALSA_MBLIST(widget);
+    BalsaMBList *mblist = user_data;
     GtkTreeView *tree_view = GTK_TREE_VIEW(widget);
     BalsaIndex *orig_index;
     LibBalsaMailbox *orig_mailbox;
@@ -1205,9 +1205,9 @@ balsa_mblist_default_signal_bindings(BalsaMBList * mblist)
     gdk_content_formats_unref(formats);
 
     g_signal_connect(mblist->tree_view, "drag-drop",
-                     G_CALLBACK(bmbl_drag_drop_cb), NULL);
+                     G_CALLBACK(bmbl_drag_drop_cb), mblist);
     g_signal_connect(mblist->tree_view, "drag-data-received",
-                     G_CALLBACK(bmbl_drag_data_received_cb), NULL);
+                     G_CALLBACK(bmbl_drag_data_received_cb), mblist);
 
     g_signal_connect(mblist->tree_view, "row-activated",
                      G_CALLBACK(bmbl_row_activated_cb), NULL);