[gtk/samm/fix-fs/gtk-3-24] Fix was_fullscreen flag (again!)

[Alex Samorukov <asamorukov src gnome org>]

commit 5089094ae37ba725f1dc68e8fe0ec71f85ebf6fc
Author: Oleksii Samorukov <samm os2 kiev ua>
Date:   Sun Jan 5 23:40:46 2020 +0100

    Fix was_fullscreen flag (again!)

 gdk/quartz/gdkwindow-quartz.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gdk/quartz/gdkwindow-quartz.c b/gdk/quartz/gdkwindow-quartz.c
index eb4ec690e8..74705a37cf 100644
--- a/gdk/quartz/gdkwindow-quartz.c
+++ b/gdk/quartz/gdkwindow-quartz.c
@@ -2861,7 +2861,7 @@ _gdk_quartz_window_update_fullscreen_state (GdkWindow *window)
     {
       gboolean is_fullscreen = window_is_fullscreen (window);
       gboolean was_fullscreen = (gdk_window_get_state (window) &
-                                 GDK_WINDOW_STATE_FULLSCREEN != 0);
+                                 GDK_WINDOW_STATE_FULLSCREEN) != 0;
 
       if (is_fullscreen != was_fullscreen)
         {