tree cfea02a19a18cc7f5b800574bfae7a776be151a0
parent 2e246bb66c54f1dcc2aba8754e849e32f4143bda
author Fan Zhang <zhfan@google.com> 1531843919 -0700
committer Fan Zhang <zhfan@google.com> 1531867653 -0700

Remove ListView from preference_list_fragment.

As part of it, Use RecyclerView in PrintServiceSettingsFragment, which
still depends on the old preference_list_frag layout.

Also remove some unused pngs

Test: manual

Change-Id: I3189bd0dee5b6a74209eb1e707eb40427c96e312