more "SkScalerContextRec is bytes"

Just like the first CL, this time hopefully I got all the rest
for SkScalerContextRec.  (I had been going file by file...)

Change-Id: Icae83ff0f6f6b360b1f13069c467a40d8f1d8d62
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/258343
Auto-Submit: Mike Klein <mtklein@google.com>
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
2 files changed