[GUP] Hard code the name of the whitelist file.

    private static final boolean DEBUG = false;

    private static final String TAG = "GraphicsEnvironment";

    private static final String PROPERTY_GFX_DRIVER = "ro.gfx.driver.0";

    private static final String PROPERTY_GFX_DRIVER_WHITELIST = "ro.gfx.driver.whitelist.0";

    private static final String GUP_WHITELIST_FILENAME = "whitelist.txt";

    private ClassLoader mClassLoader;

    private String mLayerPath;

    private static boolean onWhitelist(Context context, String driverPackageName,

            String applicationPackageName) {

        String whitelistName = SystemProperties.get(PROPERTY_GFX_DRIVER_WHITELIST);

        // Empty whitelist implies no updatable graphics driver. Typically, the pre-installed

        // updatable graphics driver is supposed to be a place holder and contains no graphics

        // driver and whitelist.

        if (whitelistName == null || whitelistName.isEmpty()) {

            if (DEBUG) {

                Log.w(TAG, "No whitelist found.");

            }

            return false;

        }

        try {

            Context driverContext = context.createPackageContext(driverPackageName,

                                                                 Context.CONTEXT_RESTRICTED);

            AssetManager assets = driverContext.getAssets();

            InputStream stream = assets.open(whitelistName);

            InputStream stream = assets.open(GUP_WHITELIST_FILENAME);

            BufferedReader reader = new BufferedReader(new InputStreamReader(stream));

            for (String packageName; (packageName = reader.readLine()) != null; ) {

                if (packageName.equals(applicationPackageName)) {