[mutter] MetaWaylandPointerConstraint: Unset is_enabled state when disabling

[Jonas Ådahl <jadahl src gnome org>]

commit b04747b17409a97a0912b70bcdf0ade1ca617a7e
Author: Jonas Ådahl <jadahl gmail com>
Date:   Thu Feb 25 11:13:30 2016 +0800

    MetaWaylandPointerConstraint: Unset is_enabled state when disabling
    
    If we don't set the is_disabled state to FALSE when disabling,
    re-enabling will fail.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=762661

 src/wayland/meta-wayland-pointer-constraints.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/wayland/meta-wayland-pointer-constraints.c b/src/wayland/meta-wayland-pointer-constraints.c
index dc81b80..a9f9a8d 100644
--- a/src/wayland/meta-wayland-pointer-constraints.c
+++ b/src/wayland/meta-wayland-pointer-constraints.c
@@ -331,6 +331,7 @@ meta_wayland_pointer_constraint_enable (MetaWaylandPointerConstraint *constraint
 static void
 meta_wayland_pointer_constraint_disable (MetaWaylandPointerConstraint *constraint)
 {
+  constraint->is_enabled = FALSE;
   meta_wayland_pointer_constraint_notify_deactivated (constraint);
   meta_wayland_pointer_end_grab (constraint->grab.pointer);
   meta_backend_set_client_pointer_constraint (meta_get_backend (), NULL);