[gimp/gimp-2-8] app: fix broken build on windows due to not #including windows.h

[Michael Henning <mhenning src gnome org>]

commit 4055ccbe9cb3053c2c8bedabaa31df982fa1b752
Author: Michael Henning <drawoc darkrefraction com>
Date:   Sat Apr 20 22:13:05 2013 -0400

    app: fix broken build on windows due to not #including windows.h
    
    This was broken after 7392679be90eecb54cce6dfa151602a314a31e35
    The corresponding commit on master did not break the build because
    windows.h is already included there.

 app/core/gimp-utils.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/app/core/gimp-utils.c b/app/core/gimp-utils.c
index 2b65ab0..1b805bd 100644
--- a/app/core/gimp-utils.c
+++ b/app/core/gimp-utils.c
@@ -26,6 +26,12 @@
 #include <langinfo.h>
 #endif
 
+#include <glib.h>
+
+#ifdef G_OS_WIN32
+#include <windows.h>
+#endif
+
 #include <cairo.h>
 #include <glib-object.h>
 #include <gobject/gvaluecollector.h>