This allows to simplify the code somewhat, and also to relax requirements to the arguments, e.g. allowing to pass const objects to search in vector containing non-const objects. Change-Id: Id34911a8694bbdec275d22b51ca4a0845c9fa4c4 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/163519 Tested-by: Jenkins Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>