Add a HAF access permission

This is signature protected, and extremely dangerous since it
grants system GID.

Change-Id: I2528813de9341187f18ef708e7251b4e5e4003a3
(cherry picked from commit 77091bd4581c55f01060cf81c4ceadc1869b4fbd)
(cherry picked from commit 07e250b18255117f450a50c693798a02a18a7287)
battery % patch 5

(cherry picked from commit b20f7f88d9b6e592d8aabed00337d721098b0ce0)
Fix wrong translation for phone_hint in Spanish

Google seems to have it fixed on master branch but it is not yet on lollipop one.
This fixes the trouble where the system tells you on the lockscreen to
swipe left for camera and also swipe left for phone
when it should be swipe right for phone.

Change-Id: Ic9bba128e1b617c58c77c60acfdcffc6918da3f8
(cherry picked from commit 47f1f610e11613fa07c235100f4b243b9c59e6ba)
(cherry picked from commit 3d6c3457c9535a94b5bc41413ec8196c5198f03d)
platform.xml: Fix syntax error

Change-Id: I1c2a5b2cce8deaccf0c5e120cf923723a8f9acfd
(cherry picked from commit 4d10185d49c58f48a921fec5f95c1fb0205c074d)
(cherry picked from commit 50780cca1bb243bf864fb6d47e1866d21746c663)
SystemUI: Use material delete icon

Change-Id: I11df5713486672e4f5c4784e6f94a893cf36b4dd
(cherry picked from commit ac07de3ca1ae5371dc75065a9a9b14018dbe2dfa)