Revert of Re-enabling webrtc Telemetry tests. (patchset #1 id:1 of https://codereview.chromium.org/1219923009/)
Revert of Re-enabling webrtc Telemetry tests. (patchset #1 id:1 of https://codereview.chromium.org/1219923009/)

Reason for revert:
This is failing on the perf waterfall.

Please don't re-enable tests without review.

Original issue's description:
> Re-enabling webrtc Telemetry tests.
>
> BUG=501383
> TBR=simonhatch@chromium.org
> CQ_EXTRA_TRYBOTS=tryserver.chromium.perf:linux_perf_bisect;tryserver.chromium.perf:mac_perf_bisect;tryserver.chromium.perf:win_perf_bisect;tryserver.chromium.perf:android_nexus5_perf_bisect
>
> Committed: https://crrev.com/641338ed1c8184afe343a5b378e7b232345290bd
> Cr-Commit-Position: refs/heads/master@{#337789}

TBR=simonhatch@chromium.org,phoglund@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=501383

Review URL: https://codereview.chromium.org/1225123003

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#337941}

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