D16455: Fix build with poppler<0.64, take 2

[Albert Astals Cid]

aacid accepted this revision.
This revision is now accepted and ready to land.

REPOSITORY
  R8 Calligra

REVISION DETAIL
  https://phabricator.kde.org/D16455

To: arojas, aacid
Cc: Calligra-Devel-list, dcaliste, cochise, vandenoever