AXI0M DIRTY::Send out a configuration change when screen size changes due to expanded
desktop.

This kills the status/nav bar hide/show animation, but it's required by
some apps to recalculate their content correctly.

Change-Id: I3f4844815005acab111853fa707cd461f83e2efe

Conflicts:
	services/java/com/android/server/wm/WindowManagerService.java