Remove SK_IGNORE_DW_GRAY_FIX.

Users have been updated and this define is no longer used.

Change-Id: I0430039978171c16ffe19fb3037897bcdf313e42
Reviewed-on: https://skia-review.googlesource.com/10417
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
1 file changed