Remove loop unrolling code in load_gamut

This patch removes the loop unrolling code in load_gamut()
for improving the code readability.

Bug: skia: None
Change-Id: I749a3351a9f570347946a419d31efffa85818267
Reviewed-on: https://skia-review.googlesource.com/22001
Commit-Queue: Leon Scroggins <scroggo@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
1 file changed