Replace uses of GBSearchArray with GArray and bsearch(), to remove

Replace uses of GBSearchArray with GArray and bsearch(), to remove

Sat Sep  8 13:53:09 2001  Owen Taylor  <otaylor@redhat.com>

	* gtk/gtkrc.[ch] gtk/gtkstyle.[ch]: Replace uses of GBSearchArray
	with GArray and bsearch(), to remove dependency on a still
	evolving interface that we want to keep private to glib/gobject.