gdb

gdb
	* symfile.c (get_debug_link_info): Remove.
	(find_separate_debug_file_by_debuglink): Use
	bfd_get_debug_link_info.
bfd
	* opncls.c (bfd_get_debug_link_info): Rename from
	get_debug_link_info.  Export.  Update comment.
	(find_separate_debug_file): Update.
	* bfd-in2.h: Rebuild.