[gnome-builder] libide: add missing include

[Christian Hergert <chergert src gnome org>]

commit bff693633500628be9e1d88e501225e593cbc442
Author: Christian Hergert <christian hergert me>
Date:   Sun Feb 15 23:16:56 2015 -0800

    libide: add missing include

 libide/ide-source-range.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/libide/ide-source-range.c b/libide/ide-source-range.c
index ff747a2..7227cc1 100644
--- a/libide/ide-source-range.c
+++ b/libide/ide-source-range.c
@@ -16,6 +16,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "ide-file.h"
 #include "ide-source-location.h"
 #include "ide-source-range.h"