Mark the multiwindow divider as a trusted overlay. am: b9be0cf397
am: ddbe6c4e8e

* commit 'ddbe6c4e8e1dffa6a60fe167f867e7577308b09e':
  Mark the multiwindow divider as a trusted overlay.

Change-Id: I43c22984bdbdab9e19cfb54cfa6c7514d349a0c1