Remove OneLineShaper::increment.

This private method is never used.

Change-Id: Ibd71b76d9d76698a8b8d19e5275959df2cf45e45
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/291320
Reviewed-by: Julia Lavrova <jlavrova@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
2 files changed