WP_Internal_Pointers::enqueue_scripts

	public static function enqueue_scripts( $hook_suffix ) {
		/*
		 * Register feature pointers
		 *
		 * Format:
		 *     array(
		 *         hook_suffix => pointer callback
		 *     )
		 *
		 * Example:
		 *     array(
		 *         'themes.php' => 'wp390_widgets'
		 *     )
		 */
		$registered_pointers = array(
			// None currently.
		);

		// Check if screen related pointer is registered.
		if ( empty( $registered_pointers[ $hook_suffix ] ) ) {
			return;
		}

		$pointers = (array) $registered_pointers[ $hook_suffix ];

		/*
		 * Specify required capabilities for feature pointers
		 *
		 * Format:
		 *     array(
		 *         pointer callback => Array of required capabilities
		 *     )
		 *
		 * Example:
		 *     array(
		 *         'wp390_widgets' => array( 'edit_theme_options' )
		 *     )
		 */
		$caps_required = array(
			// None currently.
		);

		// Get dismissed pointers.
		$dismissed = explode( ',', (string) get_user_meta( get_current_user_id(), 'dismissed_wp_pointers', true ) );

		$got_pointers = false;
		foreach ( array_diff( $pointers, $dismissed ) as $pointer ) {
			if ( isset( $caps_required[ $pointer ] ) ) {
				foreach ( $caps_required[ $pointer ] as $cap ) {
					if ( ! current_user_can( $cap ) ) {
						continue 2;
					}
				}
			}

			// Bind pointer print function.
			add_action( 'admin_print_footer_scripts', array( 'WP_Internal_Pointers', 'pointer_' . $pointer ) );
			$got_pointers = true;
		}

		if ( ! $got_pointers ) {
			return;
		}

		// Add pointers script and style to queue.
		wp_enqueue_style( 'wp-pointer' );
		wp_enqueue_script( 'wp-pointer' );
	}