[skottieWASM] make sure we are using CPU or GPU correctly

Change-Id: Ib9013fa9bedbbbf8a7787ef2a75d707dd6360cf8
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/257635
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: Ravi Mistry <rmistry@google.com>
2 files changed