DSB: PS1 -> PS6

no big differences.
small underp

Change-Id: I3d653ac87c0bcb3ee9e469ecd62b0f21fc6fbc2f
(cherry picked from commit 19e4f5134ee24c276f81df192d3c611f500154f6)
Revert "framework: Toggle insecure lockscreen bypass with keyboard/smart cover"

This reverts commit 9150b9498b4bd5fe3c351391197645c90d90590c.

(cherry picked from commit 782a8354b02ab2dd6ca1bb16b290a47561eb4123)
Revert "Bypass the lockscreen when the hardware keyboard is slid out and security mode is 'none'"

This causes issues, documented in CYAN-5567.

This reverts commit c12204450f41eb3a6175b5fae7f1a853c059c6eb.

Change-Id: Ic9478eadbfa830e869007dad17983bd33c0ac6d6
(cherry picked from commit 229c4f7a2d12c7770a6996b27ef9dccda707973c)
radio: Treat REGULAR_DEACTIVATION events as transient errors on AT&T

Change-Id: I6872be05de01dbe41d923f4274b70414f65d5f7e
(cherry picked from commit 2c69bcc149f679814bd1fe86695bd69e0ee13d8f)