Enable rect clips

Enable rect clips

BUG=skia:

Committed: https://skia.googlesource.com/skia/+/0413d43e1b44b93c89603f218aadbfebf7195ac5

[joshualitt, 2015-02-23 21:35:43]

joshualitt@google.com changed reviewers:
+ bsalomon@google.com, joshualitt@google.com

[joshualitt, 2015-02-23 21:35:43]

follow on CL to enable rect clips

[joshualitt, 2015-02-23 22:11:25]

On 2015/02/23 21:35:43, joshualitt wrote:
> follow on CL to enable rect clips

feedback incorporated

[bsalomon, 2015-02-23 22:53:06]

lgtm

[joshualitt, 2015-02-24 01:45:06]

The CQ bit was checked by joshualitt@google.com

[joshualitt, 2015-02-24 01:45:07]

The patchset sent to the CQ was uploaded after l-g-t-m from bsalomon@google.com
Link to the patchset: https://codereview.chromium.org/951653002/#ps40001 (title:
"rebase")

[commit-bot: I haz the power, 2015-02-24 01:46:20]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/951653002/40001

[commit-bot: I haz the power, 2015-02-24 01:52:54]

Committed patchset #3 (id:40001) as
https://skia.googlesource.com/skia/+/0413d43e1b44b93c89603f218aadbfebf7195ac5