Revert "Remove deprecated SkImageFilter::MakeMatrixFilter"

This reverts commit ed63d4f177f55bf933dd6b45dcfbc99765533309.

Reason for revert: Breaking G3 roll?

Original change's description:
> Remove deprecated SkImageFilter::MakeMatrixFilter
>
> The equivalent functionality is available in
> include/effects/SkImageFilters.h via SkImageFilters::MatrixTransform.
>
> Bug: skia:11230
> Change-Id: I77b78d508d653a32c913a7599f1004ab634e3e6d
> Docs-Preview: https://skia.org/?cl=361497
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/361497
> Commit-Queue: Michael Ludwig <michaelludwig@google.com>
> Commit-Queue: Mike Reed <reed@google.com>
> Auto-Submit: Michael Ludwig <michaelludwig@google.com>
> Reviewed-by: Mike Reed <reed@google.com>

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

Change-Id: I60a98a1ca9a42db6bfc5796cf4df69042571161e
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:11230
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/364097
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
6 files changed