rbtree: Privatize header

According to meson it's the only private header that doesn't conform to
the *private.h naming.

Fix that.

gtk/gtkrbtree.c

@@ -16,7 +16,7 @@
  */
 
 #include "config.h"
-#include "gtkrbtree.h"
+#include "gtkrbtreeprivate.h"
 #include "gtkdebug.h"
 
 static GtkRBNode * _gtk_rbnode_new                (GtkRBTree  *tree,

gtk/gtkrbtreeprivate.h

@@ -1,4 +1,4 @@
-/* gtkrbtree.h
+/* gtkrbtreeprivate.h
  * Copyright (C) 2000  Red Hat, Inc.,  Jonathan Blandford <jrb@redhat.com>
  *
  * This library is free software; you can redistribute it and/or
@@ -17,8 +17,8 @@
 
 /* A Red-Black Tree implementation used specifically by GtkTreeView.
  */
-#ifndef __GTK_RBTREE_H__
-#define __GTK_RBTREE_H__
+#ifndef __GTK_RBTREE_PRIVATE_H__
+#define __GTK_RBTREE_PRIVATE_H__
 
 #include <glib.h>
 
@@ -169,4 +169,4 @@ gint       _gtk_rbtree_get_depth        (GtkRBTree              *tree);
 G_END_DECLS
 
 
-#endif /* __GTK_RBTREE_H__ */
+#endif /* __GTK_RBTREE_PRIVATE_H__ */

gtk/gtktreeprivate.h

@@ -21,7 +21,7 @@
 
 #include <gtk/gtktreeview.h>
 #include <gtk/gtktreeselection.h>
-#include <gtk/gtkrbtree.h>
+#include <gtk/gtkrbtreeprivate.h>
 
 G_BEGIN_DECLS
 

gtk/gtktreeselection.c

@@ -19,7 +19,7 @@
 #include <string.h>
 #include "gtktreeselection.h"
 #include "gtktreeprivate.h"
-#include "gtkrbtree.h"
+#include "gtkrbtreeprivate.h"
 #include "gtkmarshalers.h"
 #include "gtkintl.h"
 #include "gtkprivate.h"

gtk/gtktreeview.c

@@ -28,7 +28,7 @@
 
 #include "gtkadjustmentprivate.h"
 #include "gtkcssnumbervalueprivate.h"
-#include "gtkrbtree.h"
+#include "gtkrbtreeprivate.h"
 #include "gtktreednd.h"
 #include "gtktreeprivate.h"
 #include "gtkcellrenderer.h"

gtk/meson.build

@@ -366,10 +366,6 @@ gtk_private_type_headers = files([
   'gtkeventcontrollerlegacyprivate.h',
 ])
 
-gtk_private_headers = gtk_private_type_headers + files([
-  'gtkrbtree.h',
-])
-
 gtk_public_headers = files([
   'gtkaboutdialog.h',
   'gtkaccelgroup.h',
@@ -748,7 +744,6 @@ typefuncs = custom_target('gtktypefuncs.inc',
                           input: gdk_headers +
                             gtk_public_headers +
                             gtk_deprecated_headers +
-                            gtk_private_headers +
                             [ gtktypebuiltins_h, ] +
                             [ gdkenum_h, gskenum_h, ],
                           command: [

testsuite/gtk/rbtree.c

@@ -19,7 +19,7 @@
 
 #include <locale.h>
 
-#include "../../gtk/gtkrbtree.h"
+#include "../../gtk/gtkrbtreeprivate.h"
 
 /* _gtk_rbtree_test */