Update Permissions Hub to the newest design.

- Remove the bar chart.
- Add a menu option to control whether we sort by most recently used
  apps or by time.
- Change the default sort option to be by most recently used apps.
- Show permission names instead of icons in the parent summaries and
  ellipsize them on overflow.
- Change sort by app to sort by apps with recent usages instead of
  apps with the most permissions accessed.
- Modify the access string to show whether the access was in the
  foreground or the background.
- Show a gear icon on the right of the access preferences.
- Fix a bug where usage entries were not vertically centered.

Bug: 128521173
Test: View screen.
Change-Id: I3e9423884d56bb35cfbb040c7aa208afb998da73