[gnome-builder] cursor: use #pragma once

[Christian Hergert <chergert src gnome org>]

commit 4751ceec9d9b0dde95960916c9949778925cdbc5
Author: Christian Hergert <chergert redhat com>
Date:   Mon Oct 16 12:41:33 2017 -0700

    cursor: use #pragma once

 src/libide/sourceview/ide-cursor.h |    6 +-----
 1 files changed, 1 insertions(+), 5 deletions(-)
---
diff --git a/src/libide/sourceview/ide-cursor.h b/src/libide/sourceview/ide-cursor.h
index 89aea03..e6e178b 100644
--- a/src/libide/sourceview/ide-cursor.h
+++ b/src/libide/sourceview/ide-cursor.h
@@ -16,9 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef __IDE_CURSOR_
-
-#define __IDE_CURSOR_
+#pragma once
 
 #include <glib-object.h>
 
@@ -44,5 +42,3 @@ void         ide_cursor_insert_text           (IdeCursor *self,
 gboolean     ide_cursor_is_enabled            (IdeCursor *self);
 
 G_END_DECLS
-
-#endif