Craig Mautner 19d59bc5ad Make mLayoutNeeded per-Display.
Switch from a global mLayoutNeeded to one for each Display so that
we don't run layout on Displays that haven't changed.

Change-Id: Ib65c5c667933cceacc46b94f4e6e6bd613d5cb35
2012-09-04 16:18:52 -07:00
..
2012-09-04 16:18:52 -07:00