Move duplicate code for switching input method from crypt_keeper_*_field.xml to an include.
Bug: 16375532
Change-Id: I0f9000d4a8c4bc8751b8cefd98fe429cbb02c37a
Set background to gray to enable this. Probably not the idea final
look, but at least gets the feature usable.
@bug 14883421
Change-Id: Ie599b969d5da8bc21c81c4b974263554697922a6
Use plumbing provided by dependant change to bring up correct dialog
at boot time.
Needs matching framework changes from
https://googleplex-android-review.googlesource.com/#/c/412885/
Bug: 8769627
Change-Id: Ib04a2875e051a7cccca035fadb25978dfec22491