ArchFwin [1] filed a deletion request for chromium-libpdf-dev [2]: Libpdf library is now provided by all versions of chromium, and there are no chromium-based browsers in the AUR, so the library no longer works with anything.
[1] https://aur.archlinux.org/account/ArchFwin/ [2] https://aur.archlinux.org/pkgbase/chromium-libpdf-dev/
