add wp-rocket

wp-content/plugins/wp-rocket/inc/ThirdParty/NullSubscriber.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace WP_Rocket\ThirdParty;
+
+use WP_Rocket\Event_Management\Subscriber_Interface;
+
+/**
+ * Null Subscriber.
+ *
+ * Provides a base class to extend for common Subscribers.
+ *
+ * @since 3.6.3
+ */
+class NullSubscriber implements Subscriber_Interface {
+
+	/**
+	 * Get an array of subscribed events.
+	 *
+	 * To be overloaded with actual subscribed events in extending Subscribers.
+	 *
+	 * @since 3.6.3
+	 *
+	 * @return array
+	 */
+	public static function get_subscribed_events() {
+		return [];
+	}
+}