Fix stall in Vk clear

Fix stall in Vk clear

TBR=egdaniel@google.com
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1765863003

Committed: https://skia.googlesource.com/skia/+/e77875aa425d51cc8db3463343a6308f9d2aadcc

[jvanverth1, 2016-03-04 23:03:37]

Description was changed from

==========
Fix stall in Vk clear

TBR=egdaniel@google.com
==========

to

==========
Fix stall in Vk clear

TBR=egdaniel@google.com
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[jvanverth1, 2016-03-04 23:03:52]

The CQ bit was checked by jvanverth@google.com

[commit-bot: I haz the power, 2016-03-04 23:03:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1765863003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1765863003/1

[commit-bot: I haz the power, 2016-03-04 23:16:29]

Description was changed from

==========
Fix stall in Vk clear

TBR=egdaniel@google.com
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
Fix stall in Vk clear

TBR=egdaniel@google.com
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...

Committed:
https://skia.googlesource.com/skia/+/e77875aa425d51cc8db3463343a6308f9d2aadcc
==========

[commit-bot: I haz the power, 2016-03-04 23:16:30]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/e77875aa425d51cc8db3463343a6308f9d2aadcc

[egdaniel, 2016-03-04 23:32:06]

lgtm