Move stroke-as-rect optimization from SkGpuDevice to GrSurfaceDrawContext

Bug: chromium:1172543
Change-Id: I442919070a70ed97d93cc66db81be3a67d615203
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/362796
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
4 files changed