MS: Remove registration of ID column in Sites and Users list tables.

Reverts a portion of [34289] and leaves the render for the column behind. A plugin can register these fields for display via filter.

Fixes #18661.


git-svn-id: https://develop.svn.wordpress.org/trunk@34750 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/class-wp-ms-sites-list-table.php

@@ -200,7 +200,6 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
 	public function get_columns() {
 		$sites_columns = array(
 			'cb'          => '<input type="checkbox" />',
-			'id'          => __( 'ID' ),
 			'blogname'    => __( 'URL' ),
 			'lastupdated' => __( 'Last Updated' ),
 			'registered'  => _x( 'Registered', 'site' ),

src/wp-admin/includes/class-wp-ms-users-list-table.php

@@ -149,7 +149,6 @@ class WP_MS_Users_List_Table extends WP_List_Table {
 	public function get_columns() {
 		$users_columns = array(
 			'cb'         => '<input type="checkbox" />',
-			'id'         => __( 'ID' ),
 			'username'   => __( 'Username' ),
 			'name'       => __( 'Name' ),
 			'email'      => __( 'Email' ),