Recorded additional tough_energy_cases.

PERF SHERIFF: This CL changes the tough_energy_cases test.

Recorded additional tough_energy_cases.
Moved all test cases to codepen, so they're easy to edit and all http.

BUG=386152
Committed: https://crrev.com/d5753cc07e31db55895941e7679a2ea862e1c18d
Cr-Commit-Position: refs/heads/master@{#292989}

[sullivan, 2014-08-26 16:58:19]

sullivan@chromium.org changed reviewers:
+ jeremy@chromium.org, tonyg@chromium.org

[sullivan, 2014-08-26 16:58:19]

I've never updated a telemetry pageset before, so please take a careful look. A
couple general questions:

* Do we want above/below the fold for everything?
* Do you think these cases are dupes?
  * WebWorker postMessage/iframe postMessage
  * continuous xhr/image flipping

[tonyg, 2014-08-26 17:30:34]

lgtm

[sullivan, 2014-09-02 18:12:46]

The CQ bit was checked by sullivan@chromium.org

[commit-bot: I haz the power, 2014-09-02 18:14:50]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/sullivan@chromium.org/506063002/1

[commit-bot: I haz the power, 2014-09-02 20:32:14]

Committed patchset #1 (id:1) as f4919a56f8dde79db10d158940bab9b5a95688f0

[sullivan, 2014-09-03 14:51:58]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/535153003/ by sullivan@chromium.org.

The reason for reverting is: Errors: "WARNING:root:The page set archives for
some pages are missing. Someone forgot to check them in, or they were deleted.
Skipping those pages. To fix this, record those pages using record_wpr. To
ignore this warning and run against live sites, pass the flag --use-live-sites."


Example:
http://chromegw/i/chromium.perf/builders/Win%208%20Perf%20%282%29/builds/3086....

[commit-bot: I haz the power, 2014-09-10 03:20:30]

Patchset 1 (id:??) landed as
https://crrev.com/d5753cc07e31db55895941e7679a2ea862e1c18d
Cr-Commit-Position: refs/heads/master@{#292989}