Fix UaF in RenderFrameImpl::OnBeforeUnload.

Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714
Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)

TBR=creis@chromium.org,thestig@chromium.org
NOTRY=true
NOPRESUBMIT=true

[lfg, 2016-11-30 16:46:41]

Description was changed from

==========
Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714

Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)
==========

to

==========
Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714

Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)

TBR=creis@chromium.org,thestig@chromium.org
==========

[lfg, 2016-11-30 16:47:14]

Description was changed from

==========
Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714

Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)

TBR=creis@chromium.org,thestig@chromium.org
==========

to

==========
Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714

Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)

TBR=creis@chromium.org,thestig@chromium.org
NOTRY=true
NOPRESUBMIT=true
==========

[lfg, 2016-11-30 16:47:19]

The CQ bit was checked by lfg@chromium.org

[commit-bot: I haz the power, 2016-11-30 16:47:44]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-11-30 16:52:28]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1480524439723470, "parent_rev":
"ebde27c16f6c4d97918909dfd4a0d6569cad27b5", "commit_rev":
"1bd755f3013ed3c81ce00c69617f14b53377e58b"}

[commit-bot: I haz the power, 2016-11-30 16:52:53]

Description was changed from

==========
Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714

Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)

TBR=creis@chromium.org,thestig@chromium.org
NOTRY=true
NOPRESUBMIT=true
==========

to

==========
Fix UaF in RenderFrameImpl::OnBeforeUnload.

BUG=666714

Review-Url: https://codereview.chromium.org/2514323003
Cr-Commit-Position: refs/heads/master@{#434226}
(cherry picked from commit 0dd441a0007aa46917779e782ee9094f111a02b3)

TBR=creis@chromium.org,thestig@chromium.org
NOTRY=true
NOPRESUBMIT=true
==========

[commit-bot: I haz the power, 2016-11-30 16:52:54]

Committed patchset #1 (id:1)