Revert "Revert "Revert "Revert "Add GrTextureOp and use to implement SkGpuDevice::drawImage[Rect]() when possible""""

This reverts commit a184ac7e0cdb26919369151f606c194358c94ff5.

Change-Id: I2a4a1b713fd998ba33a5f85a34be1645438a7ac9
Reviewed-on: https://skia-review.googlesource.com/39400
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
14 files changed