List Tables: move `_WP_List_Table_Compat` into its own file.

See #37827.

Built from https://develop.svn.wordpress.org/trunk@38392


git-svn-id: http://core.svn.wordpress.org/trunk@38333 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/admin.php

@@ -61,6 +61,7 @@ require_once(ABSPATH . 'wp-admin/includes/template.php');
 
 /** WordPress List Table Administration API and base class */
 require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
+require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table-compat.php');
 require_once(ABSPATH . 'wp-admin/includes/list-table.php');
 
 /** WordPress Theme Administration API */

wp-admin/includes/class-wp-list-table-compat.php

@@ -0,0 +1,53 @@
+<?php
+/**
+ * Helper functions for displaying a list of items in an ajaxified HTML table.
+ *
+ * @package WordPress
+ * @subpackage List_Table
+ * @since 4.7.0
+ */
+
+/**
+ * Helper class to be used only by back compat functions
+ *
+ * @since 3.1.0
+ */
+class _WP_List_Table_Compat extends WP_List_Table {
+	public $_screen;
+	public $_columns;
+
+	public function __construct( $screen, $columns = array() ) {
+		if ( is_string( $screen ) )
+			$screen = convert_to_screen( $screen );
+
+		$this->_screen = $screen;
+
+		if ( !empty( $columns ) ) {
+			$this->_columns = $columns;
+			add_filter( 'manage_' . $screen->id . '_columns', array( $this, 'get_columns' ), 0 );
+		}
+	}
+
+	/**
+	 * @access protected
+	 *
+	 * @return array
+	 */
+	protected function get_column_info() {
+		$columns = get_column_headers( $this->_screen );
+		$hidden = get_hidden_columns( $this->_screen );
+		$sortable = array();
+		$primary = $this->get_default_primary_column_name();
+
+		return array( $columns, $hidden, $sortable, $primary );
+	}
+
+	/**
+	 * @access public
+	 *
+	 * @return array
+	 */
+	public function get_columns() {
+		return $this->_columns;
+	}
+}

wp-admin/includes/list-table.php

@@ -82,48 +82,3 @@ function print_column_headers( $screen, $with_id = true ) {
 
 	$wp_list_table->print_column_headers( $with_id );
 }
-
-/**
- * Helper class to be used only by back compat functions
- *
- * @since 3.1.0
- */
-class _WP_List_Table_Compat extends WP_List_Table {
-	public $_screen;
-	public $_columns;
-
-	public function __construct( $screen, $columns = array() ) {
-		if ( is_string( $screen ) )
-			$screen = convert_to_screen( $screen );
-
-		$this->_screen = $screen;
-
-		if ( !empty( $columns ) ) {
-			$this->_columns = $columns;
-			add_filter( 'manage_' . $screen->id . '_columns', array( $this, 'get_columns' ), 0 );
-		}
-	}
-
-	/**
-	 * @access protected
-	 *
-	 * @return array
-	 */
-	protected function get_column_info() {
-		$columns = get_column_headers( $this->_screen );
-		$hidden = get_hidden_columns( $this->_screen );
-		$sortable = array();
-		$primary = $this->get_default_primary_column_name();
-
-		return array( $columns, $hidden, $sortable, $primary );
-	}
-
-	/**
-	 * @access public
-	 *
-	 * @return array
-	 */
-	public function get_columns() {
-		return $this->_columns;
-	}
-}

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.7-alpha-38391';
+$wp_version = '4.7-alpha-38392';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.