Remove obscure check that was always true

This condition never made any sense because we checked the
systemUiVisibility field for a WindowManager flag. Instead of
trying to fix it, let's just remove the check to keep the
behavior.

Test: boots
Bug: 129751541
Change-Id: Ib0ace4d47f5623b32430a8a7e4f25f5a259451ea
1 file changed