[gnome-builder] tree: properly align tooltips to rows

[Christian Hergert <chergert src gnome org>]

commit 108f50a8ec98c5d9d5b9237da2ad2cb6b82a9643
Author: Diego Escalante Urrelo <diegoe gnome org>
Date:   Sat Jun 27 01:34:31 2020 -0500

    tree: properly align tooltips to rows
    
    Use `gtk_tree_view_set_tooltip_row()` to properly position the tooltips
    next to their corresponding rows.

 src/libide/tree/ide-tree.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/libide/tree/ide-tree.c b/src/libide/tree/ide-tree.c
index edc86e3d8..b31fe0f76 100644
--- a/src/libide/tree/ide-tree.c
+++ b/src/libide/tree/ide-tree.c
@@ -537,6 +537,7 @@ ide_tree_query_tooltip (GtkWidget  *widget,
 
           if (node != NULL)
             {
+              gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
               gtk_tooltip_set_text (tooltip,
                                     ide_tree_node_get_display_name (node));
               return TRUE;