Change the order of the update func to make it more compatible with the

Change the order of the update func to make it more compatible with the

2000-01-05  Jonathan Blandford  <jrb@redhat.com>

	* gdk-pixbuf/gdk-pixbuf-io.h: Change the order of the update func
	to make it more compatible with the rest of GTK.  Added animation
	framework for progressive loading.

	* gdk-pixbuf/io-bmp.c (image_begin_load): Modified to handle new
	system.
	* gdk-pixbuf/io-ico.c (image_begin_load): ditto
	* gdk-pixbuf/io-png.c (image_begin_load): ditto
	* gdk-pixbuf/io-ras.c (image_begin_load): ditto
	* gdk-pixbuf/io-jpeg.c (image_begin_load): ditto
	* gdk-pixbuf/io-pnm.c (image_begin_load): ditto
	* gdk-pixbuf/io-tiff.c (image_begin_load): ditto
	* gdk-pixbuf/io-gif.c (image_begin_load): ditto