Delete GrTriangulator::Mode

Bug: skia:10419
Change-Id: Ia81c615538ff1f0fe2372ea2e7bf437ceec08d7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/349336
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
4 files changed