This reverts commit 6daf3c77.

Reason for revert: Need to fix violations in test/fuzzer first.

Original change's description:
> [presubmit] Include test/common and test/fuzzer in cpplint
> 
> These directories probably just did not exist when the cpplint paths
> were defined.
> 
> R=​machenbach@chromium.org
> CC=​mstarzinger@chromium.org
> 
> Change-Id: Ia6b641b3c106d86ceafb0c70b44ca241b4c80642
> Reviewed-on: https://chromium-review.googlesource.com/647807
> Reviewed-by: Michael Achenbach <machenbach@chromium.org>
> Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
> Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#47786}

TBR=machenbach@chromium.org,mstarzinger@chromium.org,clemensh@chromium.org

Change-Id: Ie20f0e9ef521c8da0c928bee241427fad694a440
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/647593Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47787}