[gnome-builder] foundry: only root build targets not yet rooted

[Christian Hergert <chergert src gnome org>]

commit 2dac2ec9d17ca3d6f7f8228ec2d4eee770df2004
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jan 21 10:26:43 2019 -0800

    foundry: only root build targets not yet rooted

 src/libide/foundry/ide-run-manager.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/src/libide/foundry/ide-run-manager.c b/src/libide/foundry/ide-run-manager.c
index 082e73fa3..a4a5570cc 100644
--- a/src/libide/foundry/ide-run-manager.c
+++ b/src/libide/foundry/ide-run-manager.c
@@ -950,7 +950,8 @@ ide_run_manager_provider_get_targets_cb (GObject      *object,
         {
           IdeBuildTarget *target = g_ptr_array_index (ret, i);
 
-          ide_object_append (IDE_OBJECT (self), IDE_OBJECT (target));
+          if (ide_object_is_root (IDE_OBJECT (target)))
+            ide_object_append (IDE_OBJECT (self), IDE_OBJECT (target));
 
           g_ptr_array_add (state->results, g_object_ref (target));
         }