Revert "Make SkGpuBlurUtils take SkTileMode"

This reverts commit 1817e70938a1eddc66eef344b46e232dbbfd0daf.

Reason for revert: a few bad GMs on a few devices.

Original change's description:
> Make SkGpuBlurUtils take SkTileMode
> 
> This is to get ready for moving all of our texture domain
> implementation into GrTextureEffect.
> 
> This may cause a short term perf regression we might make GrDomainEffect
> with unnecessary shader clamping.
> 
> Change-Id: I04d9c4c6999539cfd35bda07b943c3b7eb224df8
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/264397
> Commit-Queue: Brian Salomon <bsalomon@google.com>
> Reviewed-by: Michael Ludwig <michaelludwig@google.com>

TBR=bsalomon@google.com,michaelludwig@google.com

Change-Id: I5ec44a94e6d8ba62f16a43ea1f01e4471c13bf06
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/264430
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
8 files changed