Fixed "singular" and "plural" parameters of WP_List_Table instances

Both should be slugs and not translatable.

Fixes #13954

includes/admin/class-wc-admin-api-keys-table-list.php

@@ -23,8 +23,8 @@ class WC_Admin_API_Keys_Table_List extends WP_List_Table {
 	 */
 	public function __construct() {
 		parent::__construct( array(
-			'singular' => __( 'key', 'woocommerce' ),
-			'plural'   => __( 'keys', 'woocommerce' ),
+			'singular' => 'key',
+			'plural'   => 'keys',
 			'ajax'     => false,
 		) );
 	}

includes/admin/class-wc-admin-log-table-list.php

@@ -23,8 +23,8 @@ class WC_Admin_Log_Table_List extends WP_List_Table {
 	 */
 	public function __construct() {
 		parent::__construct( array(
-			'singular' => __( 'log',  'woocommerce' ),
-			'plural'   => __( 'logs', 'woocommerce' ),
+			'singular' => 'log',
+			'plural'   => 'logs',
 			'ajax'     => false,
 		) );
 	}

includes/admin/class-wc-admin-webhooks-table-list.php

@@ -23,8 +23,8 @@ class WC_Admin_Webhooks_Table_List extends WP_List_Table {
 	 */
 	public function __construct() {
 		parent::__construct( array(
-			'singular' => __( 'webhook', 'woocommerce' ),
-			'plural'   => __( 'webhooks', 'woocommerce' ),
+			'singular' => 'webhook',
+			'plural'   => 'webhooks',
 			'ajax'     => false,
 		) );
 	}

includes/admin/reports/class-wc-report-customer-list.php

@@ -24,8 +24,8 @@ class WC_Report_Customer_List extends WP_List_Table {
 	public function __construct() {
 
 		parent::__construct( array(
-			'singular'  => __( 'Customer', 'woocommerce' ),
-			'plural'    => __( 'Customers', 'woocommerce' ),
+			'singular'  => 'customer',
+			'plural'    => 'customers',
 			'ajax'      => false,
 		) );
 	}

includes/admin/reports/class-wc-report-stock.php

@@ -31,8 +31,8 @@ class WC_Report_Stock extends WP_List_Table {
 	public function __construct() {
 
 		parent::__construct( array(
-			'singular'  => __( 'Stock', 'woocommerce' ),
-			'plural'    => __( 'Stock', 'woocommerce' ),
+			'singular'  => 'stock',
+			'plural'    => 'stock',
 			'ajax'      => false,
 		) );
 	}