lua_objlen should not work for numbers (according to the manual)

lapi.c

@@ -1,5 +1,5 @@
 /*
-** $Id: lapi.c,v 2.79 2009/06/15 19:51:31 roberto Exp roberto $
+** $Id: lapi.c,v 2.80 2009/06/17 17:52:57 roberto Exp roberto $
 ** Lua API
 ** See Copyright Notice in lua.h
 */
@@ -357,13 +357,6 @@ LUA_API size_t lua_objlen (lua_State *L, int idx) {
     case LUA_TSTRING: return tsvalue(o)->len;
     case LUA_TUSERDATA: return uvalue(o)->len;
     case LUA_TTABLE: return luaH_getn(hvalue(o));
-    case LUA_TNUMBER: {
-      size_t l;
-      lua_lock(L);  /* `luaV_tostring' may create a new string */
-      l = (luaV_tostring(L, o) ? tsvalue(o)->len : 0);
-      lua_unlock(L);
-      return l;
-    }
     default: return 0;
   }
 }