Revert of [tools] add --pretty switch to run_perf.py

Revert of [tools] add --pretty switch to run_perf.py (patchset #8 id:140001 of https://codereview.chromium.org/1681283004/ )

Reason for revert:
[Sheriff] Still fails on android.

Original issue's description:
> reland [tools] add --pretty switch to run_perf.py
>
> This CL improves running our internal benchmarks locally by adding the
> --pretty option to tools/run_perf.py. With the flag enabled we print
> the run-time of each benchmark directly and avoid the json output at
> the end.
>
> NOTRY=true
>
> Committed: https://crrev.com/b543c40d78c3aa8283a7d9fccb6c9e26a9a81f90
> Cr-Commit-Position: refs/heads/master@{#34023}

TBR=cbruni@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/4a58b46e55746d37f40527c15162d881ddeeda4b
Cr-Commit-Position: refs/heads/master@{#34033}

[Michael Achenbach, 2016-02-16 12:56:04]

Created Revert of [tools] add --pretty switch to run_perf.py

[commit-bot: I haz the power, 2016-02-16 12:56:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1700953002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1700953002/1

[commit-bot: I haz the power, 2016-02-16 12:56:26]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-02-16 12:56:50]

Description was changed from

==========
Revert of [tools] add --pretty switch to run_perf.py (patchset #8 id:140001 of
https://codereview.chromium.org/1681283004/ )

Reason for revert:
[Sheriff] Still fails on android.

Original issue's description:
> reland [tools] add --pretty switch to run_perf.py
> 
> This CL improves running our internal benchmarks locally by adding the
> --pretty option to tools/run_perf.py. With the flag enabled we print
> the run-time of each benchmark directly and avoid the json output at
> the end.
> 
> NOTRY=true
> 
> Committed: https://crrev.com/b543c40d78c3aa8283a7d9fccb6c9e26a9a81f90
> Cr-Commit-Position: refs/heads/master@{#34023}

TBR=cbruni@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Revert of [tools] add --pretty switch to run_perf.py (patchset #8 id:140001 of
https://codereview.chromium.org/1681283004/ )

Reason for revert:
[Sheriff] Still fails on android.

Original issue's description:
> reland [tools] add --pretty switch to run_perf.py
>
> This CL improves running our internal benchmarks locally by adding the
> --pretty option to tools/run_perf.py. With the flag enabled we print
> the run-time of each benchmark directly and avoid the json output at
> the end.
>
> NOTRY=true
>
> Committed: https://crrev.com/b543c40d78c3aa8283a7d9fccb6c9e26a9a81f90
> Cr-Commit-Position: refs/heads/master@{#34023}

TBR=cbruni@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/4a58b46e55746d37f40527c15162d881ddeeda4b
Cr-Commit-Position: refs/heads/master@{#34033}
==========

[commit-bot: I haz the power, 2016-02-16 12:56:51]

Patchset 1 (id:??) landed as
https://crrev.com/4a58b46e55746d37f40527c15162d881ddeeda4b
Cr-Commit-Position: refs/heads/master@{#34033}