gigi.h (note_types_used_by_globals): Delete.

gigi.h (note_types_used_by_globals): Delete.

	* gcc-interface/gigi.h (note_types_used_by_globals): Delete.
	(gnat_write_global_declarations): New prototype.
	* gcc-interface/utils.c (type_decls): Rename back to...
	(global_decls): ...this.
	(gnat_pushdecls): Revert previous change.
	(create_var_decl): Do not output global variables.
	(note_types_used_by_globals): Rename back to...
	(gnat_write_global_declarations): ...this.  Output variables on the
	global_decls vector.
	* gcc-interface/misc.c (gnat_parse_file): Adjust to above renaming.

From-SVN: r225003