tree 58ec9e1bd0d874c3a726abdd105ec9102fba1a2a
parent e0d9b864216ca54498e445bb95661e811d8e9cd0
author Mike Klein <mtklein@google.com> 1613493310 -0600
committer Mike Klein <mtklein@google.com> 1613581568 +0000

move rgb<->hsl sksl to common spot

We'll want to reuse these for other HSL effects, e.g. matrix filter.
Any preference where they go?  New header?

Change-Id: I64534d9801b8bdecf0ef22b3517f8232de998170
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/370712
Reviewed-by: Brian Osman <brianosman@google.com>