[gimp] app: more <gegl.h> includes

[Michael Natterer <mitch src gnome org>]

commit 844a8a5ab72b229fd20d9c1bb70815794743bbc2
Author: Michael Natterer <mitch gimp org>
Date:   Mon Apr 16 20:51:55 2012 +0200

    app: more <gegl.h> includes

 app/widgets/gimphistogrambox.c  |    1 +
 app/widgets/gimphistogramview.c |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/app/widgets/gimphistogrambox.c b/app/widgets/gimphistogrambox.c
index e090cae..8273f4e 100644
--- a/app/widgets/gimphistogrambox.c
+++ b/app/widgets/gimphistogrambox.c
@@ -19,6 +19,7 @@
 
 #include <string.h>
 
+#include <gegl.h>
 #include <gtk/gtk.h>
 
 #include "libgimpmath/gimpmath.h"
diff --git a/app/widgets/gimphistogramview.c b/app/widgets/gimphistogramview.c
index 700594e..2bfd654 100644
--- a/app/widgets/gimphistogramview.c
+++ b/app/widgets/gimphistogramview.c
@@ -17,6 +17,7 @@
 
 #include "config.h"
 
+#include <gegl.h>
 #include <gtk/gtk.h>
 
 #include "libgimpmath/gimpmath.h"