Fix build when (is_ios && !skia_enable_skottie)

Bug: skia:9726
Change-Id: I2ad05e28f8699fc7c5159145cc59065fc8bd5b93
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/265520
Reviewed-by: Hal Canary <halcanary@skia.org>
Commit-Queue: Hal Canary <halcanary@skia.org>
Auto-Submit: Hal Canary <halcanary@google.com>
3 files changed