Retract GrPipeline from setRenderTargetState calls

Split out of: https://skia-review.googlesource.com/c/10284/ (Remove GrSurface-derived classes from ops)

Change-Id: Ib3dda649875b8da31def20476e4b5a87a4aa7cac
Reviewed-on: https://skia-review.googlesource.com/10320
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
4 files changed