From 145deeeada93c899263f5620af38fd2819746564 Mon Sep 17 00:00:00 2001
From: Sergey Biryukov <sergeybiryukov.ru@gmail.com>
Date: Thu, 1 Oct 2015 00:23:28 +0000
Subject: [PATCH] Add `'submenu_file'` filter for the file of an admin menu
 sub-menu item.

This complements the `'parent_file'` filter added in [12712].

Props swissspidy, kraftbj.
Fixes #24531.
Built from https://develop.svn.wordpress.org/trunk@34722


git-svn-id: http://core.svn.wordpress.org/trunk@34686 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/menu-header.php | 10 ++++++++++
 wp-includes/version.php  |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/wp-admin/menu-header.php b/wp-admin/menu-header.php
index 013686106f..0f067f247e 100644
--- a/wp-admin/menu-header.php
+++ b/wp-admin/menu-header.php
@@ -36,6 +36,16 @@ global $menu, $submenu, $parent_file;
  */
 $parent_file = apply_filters( 'parent_file', $parent_file );
 
+/**
+ * Filter the file of an admin menu sub-menu item.
+ *
+ * @since 4.4.0
+ *
+ * @param string $submenu_file The submenu file.
+ * @param string $parent_file  The submenu item's parent file.
+ */
+$submenu_file = apply_filters( 'submenu_file', $submenu_file, $parent_file );
+
 get_admin_page_parent();
 
 /**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 24cc52a3e3..a427ea30a4 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-34721';
+$wp_version = '4.4-alpha-34722';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.