tree e148cc11c4c63861f8f585ccc2c0002ef737ef77
parent 3fca717d3b63ff4ba2f90558b002d5e22f692800
author Fan Zhang <zhfan@google.com> 1486668888 -0800
committer Fan Zhang <zhfan@google.com> 1486669143 -0800

Code clean up

- Remove unused DashboardTilePreference class
- Use FooterPreference in ManageAssist fragment
- reformat manage_assist xml file

Bug: 35203386
Test: visual
Change-Id: If3dbbd0fb1977d6f3c7dbf4544d71f5e6e801327