Remove unused variant of SkImage::MakeFromYUVAPixmaps

Bug: skia:10632
Change-Id: I337d79d856945071b2b68651a80013184d443267
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/322480
Commit-Queue: Brian Salomon <bsalomon@google.com>
Commit-Queue: Adlai Holler <adlai@google.com>
Auto-Submit: Brian Salomon <bsalomon@google.com>
Reviewed-by: Adlai Holler <adlai@google.com>
4 files changed