Fix CMYK handling in JPEG codec

Now that the ground-truth color profile is in the skcms profile, we
can't check the info's SkColorSpace (which will never be CMYK) to make
this determination. Look at the profile instead.

Change-Id: I6afda07de35e28b41d73b0b6740e4c46359e5162
Reviewed-on: https://skia-review.googlesource.com/148802
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
1 file changed