Add NULL check to RenderFrameMessageFilter::CheckPolicyForCookies

Add NULL check to RenderFrameMessageFilter::CheckPolicyForCookies

It seems there's an obscure shutdown-time race where we wind up
with a null GetURLRequestContext() after the grabbing the cookies.

Speculative "it can't hurt" fix for the bug below.

BUG=568716
Committed: https://crrev.com/01f04de53112c7c0796c424bd07daba824886ed3
Cr-Commit-Position: refs/heads/master@{#364504}

[ncarter (slow), 2015-12-10 20:47:52]

nick@chromium.org changed reviewers:
+ avi@chromium.org

[ncarter (slow), 2015-12-10 20:47:52]

Avi, PTAL!

[Avi (use Gerrit), 2015-12-10 20:50:52]

lgtm

[ncarter (slow), 2015-12-10 21:10:16]

The CQ bit was checked by nick@chromium.org

[commit-bot: I haz the power, 2015-12-10 21:12:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1516043002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1516043002/1

[commit-bot: I haz the power, 2015-12-10 22:25:52]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-12-10 22:27:59]

Description was changed from

==========
Add NULL check to RenderFrameMessageFilter::CheckPolicyForCookies

It seems there's an obscure shutdown-time race where we wind up
with a null GetURLRequestContext() after the grabbing the cookies.

Speculative "it can't hurt" fix for the bug below.

BUG=568716
==========

to

==========
Add NULL check to RenderFrameMessageFilter::CheckPolicyForCookies

It seems there's an obscure shutdown-time race where we wind up
with a null GetURLRequestContext() after the grabbing the cookies.

Speculative "it can't hurt" fix for the bug below.

BUG=568716

Committed: https://crrev.com/01f04de53112c7c0796c424bd07daba824886ed3
Cr-Commit-Position: refs/heads/master@{#364504}
==========

[commit-bot: I haz the power, 2015-12-10 22:28:00]

Patchset 1 (id:??) landed as
https://crrev.com/01f04de53112c7c0796c424bd07daba824886ed3
Cr-Commit-Position: refs/heads/master@{#364504}