Reorder across clears

Reorder across clears

BUG=skia:

Committed: https://skia.googlesource.com/skia/+/36ec383c579066520357605eb8726193f251187e

[joshualitt, 2015-05-26 14:56:06]

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

[joshualitt, 2015-05-26 14:56:07]

I know we've talked about adding clears to GrBatch, so perhaps this is just for
the short term.  Given the simplicity of clears though, and the fact that they
aren't associated with a pipeline, etc, maybe we should just leave them as is.

[bsalomon, 2015-05-26 15:27:09]

lgtm if we skip the reorder when the canignorerect bit is set.

[joshualitt, 2015-05-26 15:33:50]

The CQ bit was checked by joshualitt@google.com

[joshualitt, 2015-05-26 15:33:51]

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/1161643002/#ps20001
(title: "tweaks")

[commit-bot: I haz the power, 2015-05-26 15:34:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1161643002/20001

[joshualitt, 2015-05-26 15:36:30]

The CQ bit was unchecked by joshualitt@google.com

[joshualitt, 2015-05-26 16:27:19]

The CQ bit was checked by joshualitt@google.com

[joshualitt, 2015-05-26 16:27:19]

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/1161643002/#ps60001
(title: "more")

[commit-bot: I haz the power, 2015-05-26 16:27:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1161643002/60001

[commit-bot: I haz the power, 2015-05-26 16:33:53]

Committed patchset #4 (id:60001) as
https://skia.googlesource.com/skia/+/36ec383c579066520357605eb8726193f251187e