Check system API can load original font
Check system API can load original font

It seems that CGDataProviderCreateWithCFData() fails for (some?) TTC
fonts on Mac, so our tests for such fonts fail. Just make sure the
system can actually load the original fonts before trying to load the
transcoded one.

anthrotype/ots,anthrotype/ots,irori/ots,irori/ots,khaledhosny/ots