Move FormatType from ConfigInfo to FormatInfo.

Bug: skia:6718
Change-Id: Ia4cab74983a92a7ff6c9d7d6f683971bacbc10da
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/228122
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
8 files changed