another double square

another double square

This is also a case where the square term is passed to a helper
function that squares the error term a second time.

R=reed@google.com
BUG=skia:3877
Committed: https://skia.googlesource.com/skia/+/c00e1dd93d2c0e3ce6c76c38ccb75de5ddb9663c

[caryclark, 2015-06-01 16:09:00]

The CQ bit was checked by caryclark@google.com

[commit-bot: I haz the power, 2015-06-01 16:09:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1152623005/1

[commit-bot: I haz the power, 2015-06-01 16:09:13]

Note for Reviewers:
The CQ is waiting for an approval.
If you believe that the CL is not ready yet, or if you would like to L-G-T-M
with comments then please uncheck the CQ checkbox.

Waiting for LGTM from valid reviewer(s) till 2015-06-01 22:09 UTC

[reed1, 2015-06-01 17:19:06]

lgtm

[commit-bot: I haz the power, 2015-06-01 17:21:35]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/c00e1dd93d2c0e3ce6c76c38ccb75de5ddb9663c