Remove SkTransferFunctionBehavior

Bug: skia:
Change-Id: Iccbe609b2a8d4c9098ef36aa6530dbc3771e0c11
Reviewed-on: https://skia-review.googlesource.com/141055
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
12 files changed