[gnome-desktop] gnome-bg: Fix background cache

[Vincent Untz <vuntz src gnome org>]

commit 43e13d709d8d35b3484e8b2aaf126f1d91fae7ad
Author: Vincent Untz <vuntz gnome org>
Date:   Tue Feb 8 11:27:35 2011 +0100

    gnome-bg: Fix background cache
    
    We were caching thumbnails instead of caching the real background :-)

 libgnome-desktop/gnome-bg.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgnome-desktop/gnome-bg.c b/libgnome-desktop/gnome-bg.c
index f372a78..d6829ad 100644
--- a/libgnome-desktop/gnome-bg.c
+++ b/libgnome-desktop/gnome-bg.c
@@ -631,7 +631,7 @@ refresh_cache_file (GnomeBG     *bg,
 	GdkPixbufFormat *format;
 	gchar           *format_name;
 
-	if ((num_monitor != -1) && (width > 300) && (height > 300))
+	if ((num_monitor == -1) || (width <= 300) || (height <= 300))
 		return;
 
 	cache_filename = get_wallpaper_cache_filename (bg->filename, num_monitor, bg->placement, width, height);