More CryptKeeper UI work.

* Implemented failure case.
* More pixel perfect
* Remove the animation
* Display the encroid on the blank screen
* Remove the back button.
* Fix portrait mode screens

Bug: 3384231
Bug: 3394103
Bug: 3388721
Bug: 3381450
Bug: 3406278
Bug: 3351832
Change-Id: Ib763c8b577198deb45255acc767bc6d5409efc0c