public static function deactivate_plugin() {
		include_once ABSPATH . 'wp-admin/includes/plugin.php';
		if ( ! function_exists( 'deactivate_plugins' ) ) {
			return;
		}

		if ( is_plugin_active( 'woothemes-updater/woothemes-updater.php' ) ) {
			deactivate_plugins( 'woothemes-updater/woothemes-updater.php' );

			// Notify the user when the plugin is deactivated.
			add_action( 'pre_current_active_plugins', array( __CLASS__, 'plugin_deactivation_notice' ) );
		}
	}