Settings: Fix Lock Size

Get lock size for device.

Change-Id: Ie9bcbb7ff2fec73128254b8ad290f3e03c4e2f0b
Settings: Lockscreen Temasek Handle

Grab large temasek icon and resize
	it rather than process
	another variable while
	the lockscreen initilizes.

PS2: Update image

Change-Id: I1ed51f80d5581b52c232690c2bd3973c994060d3

CREDIT: SlimROM