Remove GrPixelConfig from GrColorSpaceInfo.

Replace GrColorInfo with GrColorSpaceInfo.

Change-Id: I7abe28203dd7f22162d68c4eee41293f483bb1aa
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/225036
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
22 files changed