[gnome-builder] editor: fix missing includes

[Christian Hergert <chergert src gnome org>]

commit a4e34c7196f733086e832069aa8ad8a27615a112
Author: Christian Hergert <chergert redhat com>
Date:   Sun Sep 24 14:07:32 2017 -0700

    editor: fix missing includes

 .../editor/ide-editor-layout-stack-controls.c      |    1 +
 src/libide/editor/ide-editor-view.c                |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/libide/editor/ide-editor-layout-stack-controls.c 
b/src/libide/editor/ide-editor-layout-stack-controls.c
index ba2d2b7..2cead5e 100644
--- a/src/libide/editor/ide-editor-layout-stack-controls.c
+++ b/src/libide/editor/ide-editor-layout-stack-controls.c
@@ -20,6 +20,7 @@
 
 #include <glib/gi18n.h>
 
+#include "buffers/ide-buffer-private.h"
 #include "editor/ide-editor-layout-stack-controls.h"
 #include "editor/ide-editor-private.h"
 
diff --git a/src/libide/editor/ide-editor-view.c b/src/libide/editor/ide-editor-view.c
index 0fa40dc..dbfe7cf 100644
--- a/src/libide/editor/ide-editor-view.c
+++ b/src/libide/editor/ide-editor-view.c
@@ -26,6 +26,7 @@
 
 #include "ide-macros.h"
 
+#include "buffers/ide-buffer-private.h"
 #include "editor/ide-editor-private.h"
 #include "sourceview/ide-line-change-gutter-renderer.h"
 #include "util/ide-gtk.h"