Move makeDraw(Indexed)IndirectSpace into GrMeshDrawOp::Target

Change-Id: I9e7e483d2baf24c8c87f22b9658969b9dbed72f9
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/289458
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
3 files changed