Fix bug #8629386 FastScroller is on the wrong side when switching to Hebrew in a RTL enabled app

- in AbsListView, force setScrollbarPosition() when RTL properties change
- in FastScroller, invalidate the correct rectangle when in RTL mode and in STATE_EXIT

Change-Id: Ie9fe4f826e179eb993e443d10e171b9dda3b6f3f
2 files changed