Revert of Revert of Enable ServiceWorkerPerfTest (service_worker.service_worker)

Revert of Revert of Enable ServiceWorkerPerfTest (service_worker.service_worker) (patchset #1 id:1 of https://codereview.chromium.org/959793002/)

Reason for revert:
avconv is available on Nexus 10.
https://code.google.com/p/chromium/issues/detail?id=433943#c37

Original issue's description:
> Revert of Enable ServiceWorkerPerfTest (service_worker.service_worker) (patchset #1 id:1 of https://codereview.chromium.org/954663002/)
>
> Reason for revert:
> Failing on Nexus 10.
>
> Original issue's description:
> > Enable ServiceWorkerPerfTest (service_worker.service_worker)
> >
> > I think https://codereview.chromium.org/884573004/ fixed the ServiceWorker test flakiness.
> >
> > BUG=433943
> > TEST=./tools/perf/run_benchmark --browser-executable=~/chromium/src/out/Debug/chrome --also-run-disabled-tests service_worker.service_worker
> >
> > Committed: https://crrev.com/adaa44fc1275085c09fff18d8f2dfbddd88bc186
> > Cr-Commit-Position: refs/heads/master@{#317807}
>
> TBR=falken@chromium.org,nednguyen@google.com,sullivan@chromium.org,horo@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=433943
>
> Committed: https://crrev.com/6aa34fa4e41d77e92d86f3f0c5f80fab9bdda749
> Cr-Commit-Position: refs/heads/master@{#318066}

TBR=falken@chromium.org,nednguyen@google.com,sullivan@chromium.org,simonhatch@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=433943
Committed: https://crrev.com/e3f37ac21edb64dcf805007a382aff9405642948
Cr-Commit-Position: refs/heads/master@{#321759}

[horo, 2015-03-23 11:29:28]

Created Revert of Revert of Enable ServiceWorkerPerfTest
(service_worker.service_worker)

[commit-bot: I haz the power, 2015-03-23 11:29:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1027743004/1

[commit-bot: I haz the power, 2015-03-23 11:30:07]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-03-23 11:30:43]

Patchset 1 (id:??) landed as
https://crrev.com/e3f37ac21edb64dcf805007a382aff9405642948
Cr-Commit-Position: refs/heads/master@{#321759}

[horo, 2015-03-23 23:44:04]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1000273003/ by horo@chromium.org.

The reason for reverting is: Failing on Android One perf bot which doesn't have
"screenrecord".

http://crbug.com/469841.