Rename Precache experiment to match production.

Rename Precache experiment to match production.

BUG=

Review-Url: https://codereview.chromium.org/2620163002
Cr-Commit-Position: refs/heads/master@{#442719}
Committed: https://chromium.googlesource.com/chromium/src/+/7d19d7397f5f72e8d44cc0a8de6560ee7010f02d

[twifkak, 2017-01-10 21:53:12]

twifkak@chromium.org changed reviewers:
+ asvitkine@chromium.org

[Alexei Svitkine (slow), 2017-01-10 21:55:05]

lgtm

[twifkak, 2017-01-10 22:00:26]

The CQ bit was checked by twifkak@chromium.org

[commit-bot: I haz the power, 2017-01-10 22:01:04]

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, 2017-01-10 23:05:14]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484085626878900, "parent_rev":
"806ee17727dce5a50eff16b2010b4189751370cd", "commit_rev":
"7d19d7397f5f72e8d44cc0a8de6560ee7010f02d"}

[commit-bot: I haz the power, 2017-01-10 23:05:44]

Description was changed from

==========
Rename Precache experiment to match production.

BUG=
==========

to

==========
Rename Precache experiment to match production.

BUG=

Review-Url: https://codereview.chromium.org/2620163002
Cr-Commit-Position: refs/heads/master@{#442719}
Committed:
https://chromium.googlesource.com/chromium/src/+/7d19d7397f5f72e8d44cc0a8de65...
==========

[commit-bot: I haz the power, 2017-01-10 23:05:46]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/7d19d7397f5f72e8d44cc0a8de65...