Description:
------------
---
From manual page: http://www.php.net/gearmanclient.removeoptions#refsect1-
gearmanclient.removeoptions-description
---
$ php -i | grep Version
PHP Version => 5.3.10-1ubuntu3.2
$ php -i | grep gearman
Additional .ini files parsed => /etc/php5/cli/conf.d/gearman.ini,
gearman
gearman support => enabled
libgearman version => 0.27
$ pecl info gearman
About pecl.php.net/gearman-1.0.2

Documentation reads that one or more options can be removed at time while only 
one option can be removed at time.

Test script:
---------------
<?php
$client = new GearmanClient();
$client->addOptions(GEARMAN_CLIENT_NON_BLOCKING);
$client->addOptions(GEARMAN_CLIENT_FREE_TASKS);
$client->addOptions(GEARMAN_CLIENT_UNBUFFERED_RESULT);
$result = $client->removeOptions(GEARMAN_CLIENT_NON_BLOCKING, GEARMAN_CLIENT_FREE_TASKS, GEARMAN_CLIENT_UNBUFFERED_RESULT);
var_dump($result);

Expected result:
----------------
bool(true)

Actual result:
--------------
Fatal error: Uncaught exception 'ErrorException' with message 
'GearmanClient::removeOptions() expects exactly 1 parameter, 3 given'