Merge "Fixes exception thrown while making non-root task always-on-top" into main

        // cases, we can just request that the root task is put at top here.

        // Don't bother moving task to top if this task is force hidden and invisible to user.

        if (!isForceHidden()) {

            getDisplayArea().positionChildAt(POSITION_TOP, this, false /* includingParents */);

            getParent().positionChildAt(POSITION_TOP, this, false /* includingParents */);

        }

    }