[mutter] display: Ignore DamageNotify in spew

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

commit 188d53243844afeeebc33dc9a68425ee1af9f576
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sat Nov 3 15:26:21 2012 -0400

    display: Ignore DamageNotify in spew

 src/core/display.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/core/display.c b/src/core/display.c
index bf4796d..ee163a1 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -3131,7 +3131,10 @@ meta_spew_event (MetaDisplay *display,
   if (event->type == Expose || event->type == MotionNotify ||
       event->type == NoExpose)
     return;
-      
+
+  if (event->type == (display->damage_event_base + XDamageNotify))
+    return;
+
   switch (event->type)
     {
     case KeyPress: