[metacity] theme.h: rename header guard

[Alberts Muktupāvels <muktupavels src gnome org>]

commit decc57d085099c1c42a8646a2327f7efbbb56224
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Wed Jan 27 20:16:50 2016 +0200

    theme.h: rename header guard

 src/ui/theme.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/ui/theme.h b/src/ui/theme.h
index f3a0cb4..358b014 100644
--- a/src/ui/theme.h
+++ b/src/ui/theme.h
@@ -19,8 +19,8 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef META_THEME_H
-#define META_THEME_H
+#ifndef THEME_H
+#define THEME_H
 
 #include "common.h"
 #include <gtk/gtk.h>