Reland "remove legacy google3 flag"

This reverts commit 5f5dd18c28a5a06645a837ddb75f076770aac733.

Reason for revert: google3 site updated

Original change's description:
> Revert "remove legacy google3 flag"
> 
> This reverts commit b8b2586dd35babefd08f6cf0c91e070c12fa5f0c.
> 
> Reason for revert: broke google3
> 
> Original change's description:
> > remove legacy google3 flag
> > 
> > Bug: skia:
> > Change-Id: I9110f65e696a0c91c43954927dc05194797bf18c
> > Reviewed-on: https://skia-review.googlesource.com/152960
> > Reviewed-by: Mike Reed <reed@google.com>
> 
> TBR=reed@google.com
> 
> Change-Id: I2e0ff73c9ed340ef447de1606c618d2935fa8fae
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: skia:
> Reviewed-on: https://skia-review.googlesource.com/153002
> Reviewed-by: Mike Reed <reed@google.com>
> Commit-Queue: Mike Reed <reed@google.com>

TBR=reed@google.com

Change-Id: I07d7ded6e76012610df46e907e9303c1efd38e57
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:
Reviewed-on: https://skia-review.googlesource.com/153120
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
1 file changed