[mutter/wayland] idle-monitor: Hack out assert fail

[Jasper St. Pierre <jstpierre src gnome org>]

commit 0aec98cf0245f5a0383ce2555933ec331ff3a671
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Mar 31 18:26:18 2014 -0400

    idle-monitor: Hack out assert fail
    
    It seems that we're getting XSyncAlarmNotify events here as a Wayland
    compositor for some reason. Just hack this one out for now.

 src/core/meta-idle-monitor.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/core/meta-idle-monitor.c b/src/core/meta-idle-monitor.c
index faa89b3..85affc5 100644
--- a/src/core/meta-idle-monitor.c
+++ b/src/core/meta-idle-monitor.c
@@ -358,7 +358,8 @@ meta_idle_monitor_xsync_handle_xevent_all (XEvent *xevent)
 {
   int i;
 
-  g_assert (!meta_is_wayland_compositor ());
+  if (!meta_is_wayland_compositor ())
+    return;
 
   for (i = 0; i <= device_id_max; i++)
     if (device_monitors[i])