check for default typeface for new test

Bug: skia:
Change-Id: I5e52b3259acf73875640ec172d4ff8030975b611
Reviewed-on: https://skia-review.googlesource.com/22262
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Mike Reed <reed@google.com>
1 file changed