Merge "Make sure an isolated removeTask becomes ready" into main

        final Transition transit = task.mTransitionController.requestCloseTransitionIfNeeded(task);

        if (transit != null) {

            transit.collectClose(task);

            if (!task.mTransitionController.useFullReadyTracking()) {

                // If a transition was created here, it means this is an isolated removeTask. It's

                // possible for there to be no consequent operations (eg. this is a multiwindow task

                // closing so nothing becomes visible in response) so we must "touch" the old ready

                // tracker so that it doesn't get stuck. However, since the old ready tracker

                // doesn't support multiple conditions, we have to touch it here at the beginning

                // before anything that may need it to wait (setReady(false)).

                transit.setReady(task, true);

            }

        } else if (task.mTransitionController.isCollecting()) {

            task.mTransitionController.getCollectingTransition().collectClose(task);

        }