Comment 43 for bug 168610

(In reply to comment #17)
> Why the current Gfx code is not enough for the Cairo backend?
>

I don't know exactly, but the thing is that it doesn't work, see comment #6. Here is a screenshot showing the difference:

http://people.freedesktop.org/~carlosgc/poppler-cairo-patterns.png

The evince window is using poppler without the patch while the glib demo is using the patch.