add SKCMS_PROFILE support for ARMv8

Change-Id: Ia587af5253fbf1532cf4a0262bb1ca43fd4e8aa3
Reviewed-on: https://skia-review.googlesource.com/123022
Commit-Queue: Mike Klein <mtklein@chromium.org>
Commit-Queue: Brian Osman <brianosman@google.com>
Auto-Submit: Mike Klein <mtklein@chromium.org>
Reviewed-by: Brian Osman <brianosman@google.com>
2 files changed