Prefer IDWriteFontFace to IDWriteFont

The IDWriteFontFace is the real source of information, so use the
information on it preferentially to the less cannonical IDWriteFont.

Change-Id: I5796ece6f7fefde6b85408bbe6cbd6a9c769edf9
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/1158517
Reviewed-by: Florin Malita <fmalita@google.com>
Reviewed-by: Julia Lavrova <jlavrova@google.com>
1 file changed