[gtk+] Avoid an accidental export

[Matthias Clasen <matthiasc src gnome org>]

commit e30d5acc608de31bde179affb8b33564ff228d3e
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed May 1 08:46:50 2013 -0400

    Avoid an accidental export

 gdk/gdkdisplaymanager.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gdk/gdkdisplaymanager.c b/gdk/gdkdisplaymanager.c
index 698af66..ebbf6b1 100644
--- a/gdk/gdkdisplaymanager.c
+++ b/gdk/gdkdisplaymanager.c
@@ -310,7 +310,7 @@ struct _GdkBackend {
   GdkDisplay * (* open_display) (const char *name);
 };
 
-GdkBackend gdk_backends[] = {
+static GdkBackend gdk_backends[] = {
 #ifdef GDK_WINDOWING_QUARTZ
   { "quartz",   gdk_quartz_display_manager_get_type,    _gdk_quartz_display_open },
 #endif