The PDF file consists of a text section followed by an image. So in the first
test there should be 2 shapes (text and image) while in the second test which
has the SkipImages filter option, there should be a single shape.

Change-Id: I30ba0a832b665aa2fd5182b18778b485c62d7590
Reviewed-on: https://gerrit.libreoffice.org/14552Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>