Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.

Committed: https://crrev.com/9f7248b6d1e19df68f77fd242fcd884ae534a8fa
Cr-Commit-Position: refs/heads/master@{#371857}

[Charlie Reis, 2016-01-27 19:16:17]

Description was changed from

==========
Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.
==========

to

==========
Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.
==========

[Charlie Reis, 2016-01-27 19:16:17]

creis@chromium.org changed reviewers:
+ nasko@chromium.org, rsesek@chromium.org

[Charlie Reis, 2016-01-27 19:17:05]

Nasko, can you review?  This should cover all the ways that RenderFrameProxies
can be created, so that we can see how we're getting into this state.

Robert, can you review crash_keys.cc for owners?

[Charlie Reis, 2016-01-27 19:17:12]

The CQ bit was checked by creis@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-01-27 19:19:58]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1643673002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1643673002/1

[nasko, 2016-01-27 19:24:19]

LGTM

[Robert Sesek, 2016-01-27 19:25:00]

lgtm

[Charlie Reis, 2016-01-27 19:28:39]

The CQ bit was unchecked by creis@chromium.org

[Charlie Reis, 2016-01-27 19:28:59]

The CQ bit was checked by creis@chromium.org

[commit-bot: I haz the power, 2016-01-27 19:29:51]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1643673002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1643673002/1

[commit-bot: I haz the power, 2016-01-27 20:27:46]

Description was changed from

==========
Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.
==========

to

==========
Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.
==========

[commit-bot: I haz the power, 2016-01-27 20:27:47]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-27 20:29:07]

Description was changed from

==========
Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.
==========

to

==========
Diagnose RenderFrameImpl::didCommitProvisionalLoad crash.

The previous theories haven't held up, so these crash keys will help
reveal how the proxy is being created.  They cover all the ways of
reaching the RenderFrameProxy constructor (i.e., RVI::Initialize,
RFI::OnSwapOut, and RTI::OnCreateNewFrameProxy).

BUG=575245
TEST=New crash keys present in crash reports.

Committed: https://crrev.com/9f7248b6d1e19df68f77fd242fcd884ae534a8fa
Cr-Commit-Position: refs/heads/master@{#371857}
==========

[commit-bot: I haz the power, 2016-01-27 20:29:08]

Patchset 1 (id:??) landed as
https://crrev.com/9f7248b6d1e19df68f77fd242fcd884ae534a8fa
Cr-Commit-Position: refs/heads/master@{#371857}