Reshuffling bidi regions + empty text sizes + some font resolution bugs

Change-Id: Icc0d688985de7253f3113e5c9657544f68b4e01d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/236217
Commit-Queue: Julia Lavrova <jlavrova@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>
16 files changed