Fix TPM initialization.

Fix TPM initialization.

BUG=415409
TEST=Logged in as regular user, checked that "Import and bind to device" button is enabled. Installed a cert using platformKeys API and it was listed on chrome://settings/certificates. chrome://network listed "Certificates Loaded".

Committed: https://crrev.com/91d63af97cb5f6833c9e93212daa32e9f724c26f
Cr-Commit-Position: refs/heads/master@{#295740}

[pneubeck (no reviews), 2014-09-19 10:06:10]

pneubeck@chromium.org changed reviewers:
+ stevenjb@chromium.org

[pneubeck (no reviews), 2014-09-19 10:06:11]

ptal

[stevenjb, 2014-09-19 17:29:24]

lgtm

[pneubeck (no reviews), 2014-09-19 17:30:59]

The CQ bit was checked by pneubeck@chromium.org

[commit-bot: I haz the power, 2014-09-19 17:32:32]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/585823002/1

[commit-bot: I haz the power, 2014-09-19 18:20:11]

Committed patchset #1 (id:1) as 41b7b30d10bde92f59dd729115f7de3b339ccec4

[commit-bot: I haz the power, 2014-09-19 18:20:56]

Patchset 1 (id:??) landed as
https://crrev.com/91d63af97cb5f6833c9e93212daa32e9f724c26f
Cr-Commit-Position: refs/heads/master@{#295740}