Fix issue #2302336: System dialogs are not being given a layer

Define a new dedicated layer for system dialogs and use it.

Change-Id: Iaa8b7a48617ae37ea3e83c9f77b1d357f750f5bc
1 file changed
tree: 5cdb26a41f504b1a4d9c0631f6294a2c0545858e
  1. mid/
  2. phone/
  3. PolicyConfig.mk