Save/restore view states when reapplying RemoteViews for color changes

This ensures that adapters have their caches filles and other benefits
such as lists maintaining their scroll positions

Bug: 183503469
Test: validated with local app that service is not called on drag for
colors changing and that flicker is removed

Change-Id: I043d1d7a547b012f7a12eb555b35854a9bb7109b