Remove long path check in test import process.

Remove long path check in test import process.

In this CL:
 - Remove code in test_copier.py related to long paths
 - Unskip tests that are skipped due to long paths

Context: https://codereview.chromium.org/2708883004/.

BUG=609871
Review-Url: https://codereview.chromium.org/2722843002
Cr-Commit-Position: refs/heads/master@{#453845}
Committed: https://chromium.googlesource.com/chromium/src/+/26d54578790fb151be4c68ff3a8fd7843695e624

[qyearsley, 2017-02-28 19:01:40]

qyearsley@chromium.org changed reviewers:
+ foolip@chromium.org, tkent@chromium.org

[tkent, 2017-03-01 02:20:53]

lgtm.

[qyearsley, 2017-03-01 02:34:36]

The CQ bit was checked by qyearsley@chromium.org

[commit-bot: I haz the power, 2017-03-01 02:35:31]

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, 2017-03-01 04:55:23]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1488335676484820, "parent_rev":
"bb53c198f388b19ca0b1108252d6fe7b39cd6f95", "commit_rev":
"26d54578790fb151be4c68ff3a8fd7843695e624"}

[commit-bot: I haz the power, 2017-03-01 04:55:58]

Description was changed from

==========
Remove long path check in test import process.

In this CL:
 - Remove code in test_copier.py related to long paths
 - Unskip tests that are skipped due to long paths

Context: https://codereview.chromium.org/2708883004/.

BUG=609871
==========

to

==========
Remove long path check in test import process.

In this CL:
 - Remove code in test_copier.py related to long paths
 - Unskip tests that are skipped due to long paths

Context: https://codereview.chromium.org/2708883004/.

BUG=609871

Review-Url: https://codereview.chromium.org/2722843002
Cr-Commit-Position: refs/heads/master@{#453845}
Committed:
https://chromium.googlesource.com/chromium/src/+/26d54578790fb151be4c68ff3a8f...
==========

[commit-bot: I haz the power, 2017-03-01 04:55:59]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/26d54578790fb151be4c68ff3a8f...