android: fix pinning non-local ref to Nit objects from Java

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/android/ui/ui.nit b/lib/android/ui/ui.nit
index c3798f5..60f7909 100644 (file)
--- a/lib/android/ui/ui.nit
+++ b/lib/android/ui/ui.nit
@@ -208,6 +208,7 @@ redef class Android_widget_ArrayAdapter
        private new (context: NativeContext, res: Int, sender: ListLayout)
        import ListLayout.create_view in "Java" `{
                final int final_sender_object = sender;
+               ListLayout_incr_ref(sender);
 
                return new android.widget.ArrayAdapter(context, (int)res) {
                                @Override
@@ -349,6 +350,7 @@ redef class Android_app_Fragment
        private new (nit_window: Window)
        import Window.on_create_fragment in "Java" `{
                final int final_nit_window = nit_window;
+               Window_incr_ref(nit_window);
 
                return new android.app.Fragment(){
                        @Override