Revert of Use ScopedCrashKey for RendererDidNavigate crash dumps

Revert of Use ScopedCrashKey for RendererDidNavigate crash dumps (patchset #4 id:60001 of https://codereview.chromium.org/2696193006/ )

Reason for revert:
We got the data we wanted.

Original issue's description:
> Use ScopedCrashKey for RendererDidNavigate crash dumps
> 
> This will make the crash reports easier to view.
> 
> BUG=688425
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
> 
> Review-Url: https://codereview.chromium.org/2696193006
> Cr-Commit-Position: refs/heads/master@{#451501}
> Committed: https://chromium.googlesource.com/chromium/src/+/b1730dabdf125160dc23db993e08f453fc648fc8

TBR=creis@chromium.org,rsesek@chromium.org,ananta@chromium.org,estark@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=688425
Review-Url: https://codereview.chromium.org/2705303002
Cr-Commit-Position: refs/heads/master@{#451834}
Committed: https://chromium.googlesource.com/chromium/src/+/7e735c119621aadf893858adb6c37b58325d5e94

[jam, 2017-02-21 18:40:04]

The CQ bit was checked by jam@chromium.org

[jam, 2017-02-21 18:40:04]

Created Revert of Use ScopedCrashKey for RendererDidNavigate crash dumps

[estark, 2017-02-21 18:40:31]

lgtm

[commit-bot: I haz the power, 2017-02-21 18:40:42]

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, 2017-02-21 21:18:58]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1487702404209370, "parent_rev":
"432f731efbc6918a043bb51697f2d4f0f848742c", "commit_rev":
"7e735c119621aadf893858adb6c37b58325d5e94"}

[commit-bot: I haz the power, 2017-02-21 21:19:33]

Description was changed from

==========
Revert of Use ScopedCrashKey for RendererDidNavigate crash dumps (patchset #4
id:60001 of https://codereview.chromium.org/2696193006/ )

Reason for revert:
We got the data we wanted.

Original issue's description:
> Use ScopedCrashKey for RendererDidNavigate crash dumps
> 
> This will make the crash reports easier to view.
> 
> BUG=688425
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
> 
> Review-Url: https://codereview.chromium.org/2696193006
> Cr-Commit-Position: refs/heads/master@{#451501}
> Committed:
https://chromium.googlesource.com/chromium/src/+/b1730dabdf125160dc23db993e08...

TBR=creis@chromium.org,rsesek@chromium.org,ananta@chromium.org,estark@chromiu...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=688425
==========

to

==========
Revert of Use ScopedCrashKey for RendererDidNavigate crash dumps (patchset #4
id:60001 of https://codereview.chromium.org/2696193006/ )

Reason for revert:
We got the data we wanted.

Original issue's description:
> Use ScopedCrashKey for RendererDidNavigate crash dumps
> 
> This will make the crash reports easier to view.
> 
> BUG=688425
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
> 
> Review-Url: https://codereview.chromium.org/2696193006
> Cr-Commit-Position: refs/heads/master@{#451501}
> Committed:
https://chromium.googlesource.com/chromium/src/+/b1730dabdf125160dc23db993e08...

TBR=creis@chromium.org,rsesek@chromium.org,ananta@chromium.org,estark@chromiu...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=688425

Review-Url: https://codereview.chromium.org/2705303002
Cr-Commit-Position: refs/heads/master@{#451834}
Committed:
https://chromium.googlesource.com/chromium/src/+/7e735c119621aadf893858adb6c3...
==========

[commit-bot: I haz the power, 2017-02-21 21:19:34]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/7e735c119621aadf893858adb6c3...