Fix issue #1999179: search -> click result -> press home = search dialog is shown then hidden

Re-arrange various things to ensure that the search dialog is told about system windows being
closed before it is told about the navigation back to home.
3 files changed
tree: 1ea9256a6d561a918cc225c8258a4baa1e60fbed
  1. PolicyConfig.mk
  2. mid/
  3. phone/