Merge "Set device credential's Window flag to be SECURE." into lmp-mr1-dev am:...

Merge "Set device credential's Window flag to be SECURE." into lmp-mr1-dev am: 1c040c74  -s ours am: b17703e8  -s ours am: 1de093b1  -s ours am: 5f02135c  -s ours am: 76904820  -s ours am: dbbcf65c  -s ours am: e6a8f354  -s ours am: 3c19043e  -s ours
am: d15a81f8  -s ours

Change-Id: I937296351e0da23f441dab7c0403b1d59d78a016