Rename usecounter-tests directory to usecounters

Rename usecounter-tests directory to usecounters

"tests" is implied by this being in the LayoutTests directory, so that
part of the name is unnecessary.

BUG=623434
Review-Url: https://codereview.chromium.org/2971753002
Cr-Commit-Position: refs/heads/master@{#484374}
Committed: https://chromium.googlesource.com/chromium/src/+/04fc9a30ab37cd9a6c3b77c66695a3869df07689

[suzyh_UTC10 (ex-contributor), 2017-07-05 05:23:24]

suzyh@chromium.org changed reviewers:
+ alancutter@chromium.org

[suzyh_UTC10 (ex-contributor), 2017-07-05 05:23:45]

The CQ bit was checked by suzyh@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-07-05 05:23:56]

Dry run: CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[alancutter (OOO until 2018), 2017-07-05 05:24:41]

lgtm

[commit-bot: I haz the power, 2017-07-05 06:41:17]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-07-05 06:41:18]

Dry run: This issue passed the CQ dry run.

[suzyh_UTC10 (ex-contributor), 2017-07-05 23:54:23]

The CQ bit was checked by suzyh@chromium.org

[commit-bot: I haz the power, 2017-07-05 23:54:46]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-07-06 00:00:06]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1499298863767360, "parent_rev":
"ef3f4ce5a709ebccc5c88923c2fc45e969865af2", "commit_rev":
"04fc9a30ab37cd9a6c3b77c66695a3869df07689"}

[commit-bot: I haz the power, 2017-07-06 00:00:22]

Description was changed from

==========
Rename usecounter-tests directory to usecounters

"tests" is implied by this being in the LayoutTests directory, so that
part of the name is unnecessary.

BUG=623434
==========

to

==========
Rename usecounter-tests directory to usecounters

"tests" is implied by this being in the LayoutTests directory, so that
part of the name is unnecessary.

BUG=623434

Review-Url: https://codereview.chromium.org/2971753002
Cr-Commit-Position: refs/heads/master@{#484374}
Committed:
https://chromium.googlesource.com/chromium/src/+/04fc9a30ab37cd9a6c3b77c66695...
==========

[commit-bot: I haz the power, 2017-07-06 00:00:23]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/04fc9a30ab37cd9a6c3b77c66695...