Update rotation without holding the WOL lock.

We need to make sure to only ever update the orientation of the
device from WindowOrientationListener when we're not holding the WOL
class lock, otherwise we can deadlock when WMS calls into us to set
the orientation based on an apps preference.

Bug: 23491348
Change-Id: Ifeded4d5d1dc923fa2ce0473bc4b7fe950dc0cfd