wimax: Add a helper to tell us if WiMAX is supported

package com.android.wimax;

import android.content.Context;

/* @hide */

public class WimaxConstants {

    public static final String EXTRA_NETWORK_INFO = "networkInfo";

    public static final String EXTRA_NEW_RSSI_LEVEL = "newRssiLevel";

    public static final String EXTRA_NEW_STATE = "newState";

    public static boolean isWimaxSupported(Context context) {

        return context.getSystemService(Context.WIFI_SERVICE) != null;

    }

}