Revert "Always tweak matrix for consistent opt"

This reverts commit 26e1073885393f1795f5d094b8116d442d97472c.

Reason for revert: breaking google3?

Original change's description:
> Always tweak matrix for consistent opt
>
> Change-Id: Id16d4c4831724571dc0b1bd5d99e8a93b2a88ea9
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/337724
> Reviewed-by: Mike Klein <mtklein@google.com>
> Commit-Queue: Mike Reed <reed@google.com>

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

Change-Id: I6200dc3478863e50d4995da952e5c35686efc42a
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/337939
Reviewed-by: Mike Reed <reed@google.com>
1 file changed