[seed] seed_create_script: fix line_number param documentation

[Alan Knowles <alank src gnome org>]

commit b8732050680386182c7a7e700e49443484ec582c
Author: Emilio Pozuelo Monfort <emilio pozuelo collabora co uk>
Date:   Wed Jun 12 11:12:06 2013 +0200

    seed_create_script: fix line_number param documentation
    
    seed_create_script takes an int for line_number, so it can't
    be passed NULL.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=702094

 libseed/seed-api.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libseed/seed-api.c b/libseed/seed-api.c
index 7ec4b11..ced6704 100644
--- a/libseed/seed-api.c
+++ b/libseed/seed-api.c
@@ -196,7 +196,7 @@ seed_object_call (JSContextRef ctx,
  * @js: A string representing the contents of the script.
  * @source_url: The filename of the script, for reference in errors, or %NULL.
  * @line_number: The line number of the beginning of the script, for reference
- *               in error messages, or %NULL.
+ *               in error messages, or 0.
  *
  * Creates a new #SeedScript instance with @js as the contents, then
  * checks for proper syntax.