Index: gdk-pixbuf/gdk-pixbuf.c
===================================================================
RCS file: /cvs/gnome/gtk+/gdk-pixbuf/gdk-pixbuf.c,v
retrieving revision 1.70
diff -u -p -r1.70 gdk-pixbuf.c
--- gdk-pixbuf/gdk-pixbuf.c	31 Aug 2005 15:18:41 -0000	1.70
+++ gdk-pixbuf/gdk-pixbuf.c	13 Apr 2006 13:41:39 -0000
@@ -291,6 +291,7 @@ gdk_pixbuf_new (GdkColorspace colorspace
                 return NULL;
             
 	buf = g_try_malloc (bytes);
+        g_mem_mark_type (buf, G_MEM_TYPE_PIXBUF_DATA, NULL);
 	if (!buf)
 		return NULL;
 
@@ -328,6 +329,7 @@ gdk_pixbuf_copy (const GdkPixbuf *pixbuf
 	buf = g_try_malloc (size * sizeof (guchar));
 	if (!buf)
 		return NULL;
+        g_mem_mark_type (buf, G_MEM_TYPE_PIXBUF_DATA, NULL);
 
 	memcpy (buf, pixbuf->pixels, size);
 
Index: gdk-pixbuf/io-png.c
===================================================================
RCS file: /cvs/gnome/gtk+/gdk-pixbuf/io-png.c,v
retrieving revision 1.64
diff -u -p -r1.64 io-png.c
--- gdk-pixbuf/io-png.c	10 Feb 2006 19:02:38 -0000	1.64
+++ gdk-pixbuf/io-png.c	13 Apr 2006 13:41:39 -0000
@@ -225,7 +225,9 @@ png_text_to_pixbuf_option (png_text   te
 static png_voidp
 png_malloc_callback (png_structp o, png_size_t size)
 {
-        return g_try_malloc (size);
+        gpointer data = g_try_malloc (size);
+        g_mem_mark_type (data, G_MEM_TYPE_PIXBUF_DATA, NULL);
+        return data;
 }
 
 static void