Fix placeholders in cache

Change-Id: I36d488aa7a554131b8e524beeabc4ca9f5777591
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/267696
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Julia Lavrova <jlavrova@google.com>
2 files changed