Revert "Add onPrePrepareDraws & createProgramInfo methods to GrDrawVerticesOp"

This reverts commit d3606518fa97f9548fd00f100721b3b039c8cc51.

Reason for revert: DDL3 bots are red

Original change's description:
> Add onPrePrepareDraws & createProgramInfo methods to GrDrawVerticesOp
> 
> This CL also incidentally adds:
> 
> 1) a GrMeshDrawOp::Target 'outputView' virtual and switches GrOpFlushState over to overriding it.
> 
> 2) a createProgramInfo helper to GrSimpleMeshDrawOpHelper
> 
> Bug: skia:9455
> Change-Id: Iecd712d3ac76038651bd2e0512134e310930d527
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/274551
> Reviewed-by: Greg Daniel <egdaniel@google.com>
> Commit-Queue: Robert Phillips <robertphillips@google.com>

TBR=egdaniel@google.com,robertphillips@google.com

Change-Id: I6e44ba3bc47df27479af9344af946e27f0a2e937
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:9455
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/274505
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
23 files changed