Merge pull request #21892 from owncloud/issue-21890-parameters

apps/dav/lib/caldav/caldavbackend.php

apps/dav/lib/carddav/carddavbackend.php

lib/private/repair/cleantags.php

lib/private/share/share.php

lib/private/share20/defaultshareprovider.php

lib/private/systemtag/systemtagmanager.php

lib/private/systemtag/systemtagobjectmapper.php

lib/private/tags.php

lib/public/db/querybuilder/iquerybuilder.php