[evince] libview: Remove unused variables

[Germán Poo-Caamaño <gpoo src gnome org>]

commit dfeccb6ffab67adee807d5bd44cca1ec327a30ff
Author: Germán Poo-Caamaño <gpoo gnome org>
Date:   Mon Jun 29 21:58:32 2020 -0400

    libview: Remove unused variables
    
    Leftover of commit aed1af6f which partially addressed issue #1010

 libview/ev-view.c | 3 ---
 1 file changed, 3 deletions(-)
---
diff --git a/libview/ev-view.c b/libview/ev-view.c
index ebd0bbb7..17a8b508 100644
--- a/libview/ev-view.c
+++ b/libview/ev-view.c
@@ -3394,9 +3394,6 @@ show_annotation_windows (EvView *view,
 {
        EvMappingList *annots;
        GList         *l;
-       GtkWindow     *parent;
-
-       parent = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (view)));
 
        annots = ev_page_cache_get_annot_mapping (view->page_cache, page);