Revert "HALO Size (1/2)"

This reverts commit d4c56ccde002fc2b176273de096214e08689d2a0.
HALO Size (1/2)

Change-Id: I2e73db6d3f9274a16bb098c813c7c4c3fdf90ac6

Conflicts:
	packages/SystemUI/res/values/dimens.xml