Remove all SDF code when optimizing for size

Change-Id: I3a92a53df4a0e8958457e9dfa4c30bda9504cb4d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/602559
Reviewed-by: Herb Derby <herb@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
25 files changed