Remove Dream windows immediately.
Remove Dream windows immediately.

Ensures that onDetachedFromWindow happens before onDestroy.

Bug: 7295929
Change-Id: Ic4ac2552bfce75a5dc43dc840e6ef0182369e24b

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base