Revert "remove unused api"

This reverts commit 151b6ff29593093e409f7f4f24129a6f7fde2467.

Reason for revert: broke google3

Original change's description:
> remove unused api
> 
> Needs this to land first
> https://codereview.chromium.org/2945973002/
> 
> Bug: skia:
> Change-Id: Ib5db8a528cdf9fd75c7a547a5fc637da7a4bbce0
> Reviewed-on: https://skia-review.googlesource.com/20304
> Reviewed-by: Mike Reed <reed@google.com>
> Commit-Queue: Mike Reed <reed@google.com>

TBR=reed@google.com

Change-Id: If37bbf75eec6415639c65163d3a574554c3fa232
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/20324
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
1 file changed