[glib/glib-2-34] Fix compile error about missing prototype

[John Ralls <jralls src gnome org>]

commit 6d6d18ae5397a8068d82911b3e77fa8fe9847ba0
Author: John Ralls <jralls ceridwen us>
Date:   Thu Nov 8 09:52:28 2012 -0800

    Fix compile error about missing prototype
    
    For g_nextstep_settings_backend_get_type()

 gio/gnextstepsettingsbackend.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gio/gnextstepsettingsbackend.c b/gio/gnextstepsettingsbackend.c
index c8daca3..99d164f 100644
--- a/gio/gnextstepsettingsbackend.c
+++ b/gio/gnextstepsettingsbackend.c
@@ -25,6 +25,8 @@
 
 #import <Foundation/Foundation.h>
 
+GType g_nextstep_settings_backend_get_type (void);
+
 #define G_NEXTSTEP_SETTINGS_BACKEND(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), g_nextstep_settings_backend_get_type (), GNextstepSettingsBackend))
 
 typedef struct _GNextstepSettingsBackend GNextstepSettingsBackend;