removed make_chart

--- a/src/HOL/ROOT.ML	Tue Nov 21 13:46:47 1995 +0100
+++ b/src/HOL/ROOT.ML	Tue Nov 21 13:47:06 1995 +0100
@@ -46,6 +46,4 @@
 init_pps ();
 print_depth 8;
 
-make_chart ();   (*make HTML chart*)
-
 val HOL_build_completed = ();   (*indicate successful build*)