Revert "Remove GrPaint::addColorTextureProcessor"

This reverts commit a92320d4e6a5ba8f6c51067a3d40391c670c97f3.

Reason for revert: Blocking Chrome roll.

Original change's description:
> Remove GrPaint::addColorTextureProcessor
> 
> Just make the effect and then add it.
> 
> Makes it easier to make changes to GrTextureEffect::Make going forward.
> 
> Also add default param for matrix (identity).
> 
> Change-Id: I52073f11a0a78b971bb512627198ee1724bfdac7
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/263518
> Reviewed-by: Michael Ludwig <michaelludwig@google.com>
> Commit-Queue: Brian Salomon <bsalomon@google.com>

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

Change-Id: I2618844f5a8f5f1873dd79142caafd8939384e9e
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/263560
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
13 files changed