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diff --git a/vendor/instaclick/php-webdriver/lib/WebDriver/ServiceFactory.php b/vendor/instaclick/php-webdriver/lib/WebDriver/ServiceFactory.php
new file mode 100755
index 000000000..bf03708c7
--- /dev/null
+++ b/vendor/instaclick/php-webdriver/lib/WebDriver/ServiceFactory.php
@@ -0,0 +1,120 @@
+<?php
+/**
+ * Copyright 2012-2017 Anthon Pang. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * @package WebDriver
+ *
+ * @author Anthon Pang <apang@softwaredevelopment.ca>
+ */
+
+namespace WebDriver;
+
+/**
+ * WebDriver\ServiceFactory class
+ *
+ * A service factory
+ *
+ * @package WebDriver
+ */
+final class ServiceFactory
+{
+    /**
+     * singleton
+     *
+     * @var \WebDriver\ServiceFactory
+     */
+    private static $instance;
+
+    /**
+     * @var array
+     */
+    protected $services;
+
+    /**
+     * @var array
+     */
+    protected $serviceClasses;
+
+    /**
+     * Private constructor
+     */
+    private function __construct()
+    {
+        $this->services = array();
+
+        $this->serviceClasses = array(
+            'service.curl' => '\\WebDriver\\Service\\CurlService',
+        );
+    }
+
+    /**
+     * Get singleton instance
+     *
+     * @return \WebDriver\ServiceFactory
+     */
+    public static function getInstance()
+    {
+        if (!self::$instance) {
+            self::$instance = new self;
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Get service
+     *
+     * @param string $serviceName Name of service
+     *
+     * @return object
+     */
+    public function getService($serviceName)
+    {
+        if (!isset($this->services[$serviceName])) {
+            $className = $this->serviceClasses[$serviceName];
+
+            $this->services[$serviceName] = new $className;
+        }
+
+        return $this->services[$serviceName];
+    }
+
+    /**
+     * Set service
+     *
+     * @param string $serviceName Name of service
+     * @param object $service     Service instance
+     */
+    public function setService($serviceName, $service)
+    {
+        $this->services[$serviceName] = $service;
+    }
+
+    /**
+     * Override default service class
+     *
+     * @param string $serviceName Name of service
+     * @param string $className   Name of service class
+     */
+    public function setServiceClass($serviceName, $className)
+    {
+        if (substr($className, 0, 1) !== '\\') {
+            $className = '\\' . $className;
+        }
+
+        $this->serviceClasses[$serviceName] = $className;
+        $this->services[$serviceName] = null;
+    }
+}