[gjs: 3/6] function: Fix outdated comment

[Cosimo Cecchi <cosimoc src gnome org>]

commit bb97af4507b9c23888324d370b3483b023c6c06d
Author: Philip Chimento <philip chimento gmail com>
Date:   Sun Jan 28 21:26:29 2018 -0800

    function: Fix outdated comment
    
    It referred to a nonexistent variable.

 gi/function.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gi/function.cpp b/gi/function.cpp
index 060fa848..1aae10e2 100644
--- a/gi/function.cpp
+++ b/gi/function.cpp
@@ -809,7 +809,7 @@ gjs_invoke_c_function(JSContext                             *context,
      * arguments we expect the JS function to take (which does not
      * include PARAM_SKIPPED args).
      *
-     * @js_argc is the number of arguments that were actually passed.
+     * @args.length() is the number of arguments that were actually passed.
      */
     if (args.length() > function->expected_js_argc) {
         GjsAutoChar name = format_function_name(function, is_method);