ccpr: Remove WindMethod from GrCCCoverageProcessor

Handles weighted triangles from the tessellator instead with a
"kWeightedTriangles" PrimitiveType.

Bug: skia:
Change-Id: I8a6f7b4205e1b3d6f340a30f3e90079ec44b8b6d
Reviewed-on: https://skia-review.googlesource.com/119202
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
8 files changed