[gtk+/broadway: 45/71] [broadway] NULL out ref_surface on resize too

[Alexander Larsson <alexl src gnome org>]

commit 65f767a363c31c9213031aaee61d23c594153ea3
Author: Alexander Larsson <alexl redhat com>
Date:   Tue Nov 23 12:51:45 2010 +0100

    [broadway] NULL out ref_surface on resize too

 gdk/broadway/gdkdrawable-broadway.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/gdk/broadway/gdkdrawable-broadway.c b/gdk/broadway/gdkdrawable-broadway.c
index 195d9e6..a07b722 100644
--- a/gdk/broadway/gdkdrawable-broadway.c
+++ b/gdk/broadway/gdkdrawable-broadway.c
@@ -113,6 +113,13 @@ _gdk_broadway_drawable_update_size (GdkDrawable *drawable)
       cairo_surface_destroy (old);
       cairo_surface_destroy (last_old);
     }
+
+  if (impl->ref_surface)
+    {
+      cairo_surface_set_user_data (impl->ref_surface, &gdk_broadway_cairo_key,
+				   NULL, NULL);
+      impl->ref_surface = NULL;
+    }
 }
 
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