Merge "Only make home opaque when requesting visible behind false."

        stack.setVisibleBehindActivity(visible ? r : null);

        if (!visible) {

            // Make the activity immediately above r opaque.

            // If there is a translucent home activity, we need to force it stop being translucent,

            // because we can't depend on the application to necessarily perform that operation.

            // Check out b/14469711 for details.

            final ActivityRecord next = stack.findNextTranslucentActivity(r);

            if (next != null) {

            if (next != null && next.isHomeActivity()) {

                mService.convertFromTranslucent(next.appToken);

            }

        }