Add createTextureProxy function to ProxyProvider that takes an SkImage

Bug: skia:
Change-Id: I46c66dc5b58839596c639b130f19a57cb85529d6
Reviewed-on: https://skia-review.googlesource.com/99700
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
2 files changed