Merge "Replace privileged with proxy in MediaRouter2 javadocs" into main

     * updates} in order to keep the system UI in a consistent state. You can also call this method

     * at any other point to update the listing preference dynamically.

     *

     * <p>Any calls to this method from a privileged router will throw an {@link

     * <p>Calling this method on a proxy router instance will throw an {@link

     * UnsupportedOperationException}.

     *

     * <p>Notes:

        @Override

        public void setRouteListingPreference(@Nullable RouteListingPreference preference) {

            throw new UnsupportedOperationException(

                    "RouteListingPreference cannot be set by a privileged MediaRouter2 instance.");

                    "RouteListingPreference cannot be set by a proxy MediaRouter2 instance.");

        }

        @Override