[glib] Correct filename extension in help output.

[Matthias Clasen <matthiasc src gnome org>]

commit e0850b56e2eb13280aa692cb3275640470f59d0d
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Apr 18 15:37:55 2010 -0400

    Correct filename extension in help output.

 gio/gschema-compile.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gio/gschema-compile.c b/gio/gschema-compile.c
index 8126d2c..1cf51b8 100644
--- a/gio/gschema-compile.c
+++ b/gio/gschema-compile.c
@@ -486,7 +486,7 @@ main (int argc, char **argv)
 
   g_option_context_set_summary (context,
     "Compile all GSettings schema files into a schema cache.\n"
-    "Schema files are required to have the extension .gschema,\n"
+    "Schema files are required to have the extension .gschema.xml,\n"
     "and the cache file is called gschemas.compiled.");
 
   g_option_context_add_main_entries (context, entries, NULL);