The early return must also be taken if the anchor is neither AT_CHAR nor
AT_PARA.

(regression from a219bbb6)

Change-Id: I4eccb1f80401ba620ef87342f40c1a896918f3d3
(cherry picked from commit 9092f96c)
Reviewed-on: https://gerrit.libreoffice.org/19649Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>