skcms→91a8958 Detect and canonicalize identity tables

Change-Id: I36957b8d7d96ac262b509c218779775c90864314
Reviewed-on: https://skia-review.googlesource.com/120420
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Mike Klein <mtklein@chromium.org>
3 files changed