Revert "Remove some blur tests on google3 until the flag is removed."

This reverts commit a0020f987e73630592a3e5fb3117830a5b2017a4.

Reason for revert: don't need this

Original change's description:
> Remove some blur tests on google3 until the flag is removed.
> 
> Change 52771 is causing google3 to fail because some tests changed
> and were not guarded by a legacy flag.
> 
> Change-Id: I7ad5b83315bba98744f89860dd03fffc66a88248
> Reviewed-on: https://skia-review.googlesource.com/60740
> Commit-Queue: Herb Derby <herb@google.com>
> Reviewed-by: Mike Klein <mtklein@chromium.org>

TBR=mtklein@chromium.org,mtklein@google.com,herb@google.com

Change-Id: Ib4f102442f6b11c276e020406808bd88344657a5
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/61321
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed