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

This reverts commit 3fd295550f8c4fecd4bc61ce916738d49310eb67.

Reason for revert: breaking things

Original change's description:
> Add GrTextureOp and use to implement SkGpuDevice::drawImage[Rect]() when possible
> 
> This op draws a texture rectangle in src over blending with no edge antialiasing. It less powerful than NonAAFillRectOp/GrPaint but has less CPU overhead.
> 
> Change-Id: Ia6107bb67c1c2a83de14c665aff64b0de2750fba
> Reviewed-on: https://skia-review.googlesource.com/33802
> Commit-Queue: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Robert Phillips <robertphillips@google.com>

TBR=djsollen@google.com,bsalomon@google.com,robertphillips@google.com,brianosman@google.com

Change-Id: I9cdbeeac15b17d2d6b3385560ed826397c0373c6
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/36220
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
12 files changed