Reland of land debugging for ipc related crash.

Reland of land debugging for ipc related crash. (patchset #1 id:1 of https://codereview.chromium.org/1354863004/ )

Reason for revert:
Relanding this CL, as I don't think it will actually cause crashes.

https://code.google.com/p/chromium/issues/detail?id=524032#c27

Original issue's description:
> Revert of Reland debugging for ipc related crash. (patchset #1 id:1 of https://codereview.chromium.org/1354063002/ )
>
> Reason for revert:
> Supposedly, this CL only changes the signature of the crash, not the presence of the crash. There is some (but not totally clear) evidence that this CL is causing a crash itself.
>
> https://code.google.com/p/chromium/issues/detail?id=527588#c32
>
> Original issue's description:
> > Reland debugging for ipc related crash.
> >
> > This CL is almost identical to https://codereview.chromium.org/1350823002/. The
> > only difference is that the part of the CL that causes the crash has been
> > omitted.
> >
> > BUG=527588
> >
> > Committed: https://crrev.com/a7502c6dff276bce3c76d680c5d613cb6ece19be
> > Cr-Commit-Position: refs/heads/master@{#349828}
>
> TBR=avi@chromium.org,tsepez@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=527588
>
> Committed: https://crrev.com/dbc8c1869a4fd0493150c008106be720eba86205
> Cr-Commit-Position: refs/heads/master@{#350062}

TBR=avi@chromium.org,tsepez@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=527588
Committed: https://crrev.com/a8b611fd4d40c8be9d65a16853fcfb572e3302cd
Cr-Commit-Position: refs/heads/master@{#350203}

[erikchen, 2015-09-22 18:42:28]

Created Reland of land debugging for ipc related crash.

[commit-bot: I haz the power, 2015-09-22 18:44:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1359933002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1359933002/1

[commit-bot: I haz the power, 2015-09-22 18:47:08]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-22 18:49:13]

Patchset 1 (id:??) landed as
https://crrev.com/a8b611fd4d40c8be9d65a16853fcfb572e3302cd
Cr-Commit-Position: refs/heads/master@{#350203}

[Avi (use Gerrit), 2015-09-22 23:54:01]

lgtm

[erikchen, 2015-09-23 16:46:25]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1367543002/ by erikchen@chromium.org.

The reason for reverting is: Once again, seeing crashes.

https://crash.corp.google.com/browse?q=product.name%3D%27Chrome%27%20AND%20pr....