Move texture release proc to GrSurface so that render targets can also have releases.

Bug: skia:
Change-Id: I65e7872057110295376ad76e0656a47bca3f712d
Reviewed-on: https://skia-review.googlesource.com/c/188633
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
14 files changed