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Revert of Temporary commit to evaluate perf impact of prototype CPU profiler (patchset #10 id:170001 of https://codereview.chromium.org/888923004/)

Reason for revert:
Reverting temporary commit.

Original issue's description:
> Temporary commit to evaluate perf impact of prototype CPU profiler
>
> Design doc: https://docs.google.com/document/d/1Bv-I1yM9AjgY3t27ixdyWHCAW9IpVx02YQ-nSbIqccc
>
> BUG=
>
> Committed: https://crrev.com/47c6093645b62fbc9f68cf50375fc0626e32516c
> Cr-Commit-Position: refs/heads/master@{#315196}

TBR=cpu@chromium.org,wfh@chromium.org,vadimt@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/904233002

Cr-Commit-Position: refs/heads/master@{#315217}