[metacity] ui: remove unneeded function prototype

[Alberts Muktupāvels <muktupavels src gnome org>]

commit b37c784f8855edf83b6194f0a806153a42645df8
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Apr 2 16:23:37 2017 +0300

    ui: remove unneeded function prototype

 src/ui/ui.c |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)
---
diff --git a/src/ui/ui.c b/src/ui/ui.c
index f62f5c9..c329f1b 100644
--- a/src/ui/ui.c
+++ b/src/ui/ui.c
@@ -34,11 +34,6 @@
 #include <cairo-xlib.h>
 #include <libmetacity/meta-theme.h>
 
-static void meta_ui_accelerator_parse (const char      *accel,
-                                       guint           *keysym,
-                                       guint           *keycode,
-                                       GdkModifierType *keymask);
-
 struct _MetaUI
 {
   Display *xdisplay;