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This reverts commit 4aa59465.

Reason for revert: High telemetry_perf_unittests failure rate on android-marshmallow-arm64-rel CQ bot

See crbug.com/898646.

Original change's description:
> [perf] Add browse:social:tumblr_infinite_scroll system health story
> 
> Bug: 878390
> Change-Id: Ibdaeafbc6d32970641a5a8562125eb15b0bfedf7
> Reviewed-on: https://chromium-review.googlesource.com/c/1277659
> Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
> Reviewed-by: Juan Antonio Navarro Pérez <perezju@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#602346}

TBR=ulan@chromium.org,perezju@chromium.org

Change-Id: I5a656976e63444aa583d1c35eea62c34da27a551
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 878390
Reviewed-on: https://chromium-review.googlesource.com/c/1298415Reviewed-by: Ben Pastene <bpastene@chromium.org>
Commit-Queue: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#602441}