Fix leak of InCallActivity's DecorView and stuck on disconnection bug.

This is caused by not dismissing error dialog when recreating InCallActivity.
The dialog will be shown again after recreating.

Bug: 71376489,77152802
Test: manual
PiperOrigin-RevId: 191775030
Change-Id: I07ef5041979c0bbb2d44df9e41b55f0ac41e9339
1 file changed