SkPaint: make bitfield defaults more explicit

Change-Id: I7008a5c7f00fab43a28e3623ae8943ed76440ce3
Reviewed-on: https://skia-review.googlesource.com/c/193177
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed