diff --git a/wp-admin/includes/class-wp-posts-list-table.php b/wp-admin/includes/class-wp-posts-list-table.php
index 90a9f4c67c..dcdccdf804 100644
--- a/wp-admin/includes/class-wp-posts-list-table.php
+++ b/wp-admin/includes/class-wp-posts-list-table.php
@@ -45,6 +45,8 @@ class WP_Posts_List_Table extends WP_List_Table {
 	 */
 	private $sticky_posts_count = 0;
 
+	private $is_trash;
+
 	/**
 	 * Constructor.
 	 *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 747d0900d1..535255f131 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-alpha-31164';
+$wp_version = '4.2-alpha-31165';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.