Add logger service.

Change-Id: Ic4d35e054b0fb35d9238a214933cf8004855002c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/262204
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed