Revert of [Telemetry] Remove empty action_name_to_run for Startup, SessionRestore

Revert of [Telemetry] Remove empty action_name_to_run for Startup, SessionRestore (patchset #1 id:1 of https://codereview.chromium.org/796813003/)

Reason for revert:
crbug.com/446114

Original issue's description:
> [Telemetry] Remove empty action_name_to_run for Startup, SessionRestore
> measurements.
>
> BUG=418375
>
> Committed: https://crrev.com/428ccd0af12a038069f330beb1f4fa7300f2bbd6
> Cr-Commit-Position: refs/heads/master@{#309845}

TBR=tonyg@chromium.org,ernstm@chromium.org,sullivan@chromium.org
BUG=418375, 446114
Committed: https://crrev.com/307ab68f79e9d092a42e844d7da2f342178eed3b
Cr-Commit-Position: refs/heads/master@{#309939}

[nednguyen, 2015-01-05 16:22:41]

Created Revert of [Telemetry] Remove empty action_name_to_run for Startup,
SessionRestore

[nednguyen, 2015-01-05 16:23:05]

The CQ bit was checked by nednguyen@google.com

[nednguyen, 2015-01-05 16:23:30]

nednguyen@google.com changed reviewers:
+ achuith@google.com, hashimoto@chromium.org

[commit-bot: I haz the power, 2015-01-05 16:24:06]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/837483004/1

[commit-bot: I haz the power, 2015-01-05 18:20:23]

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

[commit-bot: I haz the power, 2015-01-05 18:20:23]

Try jobs failed on following builders:
  android_dbg_tests_recipe on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/android_dbg_tes...)

[nednguyen, 2015-01-05 18:41:48]

The CQ bit was checked by nednguyen@google.com

[commit-bot: I haz the power, 2015-01-05 18:42:58]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/837483004/1

[commit-bot: I haz the power, 2015-01-05 19:44:44]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-05 19:45:35]

Patchset 1 (id:??) landed as
https://crrev.com/307ab68f79e9d092a42e844d7da2f342178eed3b
Cr-Commit-Position: refs/heads/master@{#309939}