kconfig: make use of menu_get_ext_help in qconfig

Signed-off-by: NCheng Renquan <crquan@gmail.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: NSam Ravnborg <sam@ravnborg.org>

scripts/kconfig/qconf.cc

@@ -1042,12 +1042,10 @@ void ConfigInfoView::menuInfo(void)
 		if (showDebug())
 			debug = debug_info(sym);
 
-		help = menu_get_help(menu);
-		/* Gettextize if the help text not empty */
-		if (help.isEmpty())
-			help = print_filter(menu_get_help(menu));
-		else
-			help = print_filter(_(menu_get_help(menu)));
+		struct gstr help_gstr = str_new();
+		menu_get_ext_help(menu, &help_gstr);
+		help = print_filter(str_get(&help_gstr));
+		str_free(&help_gstr);
 	} else if (menu->prompt) {
 		head += "<big><b>";
 		head += print_filter(_(menu->prompt->text));