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diff --git a/vendor/instaclick/php-webdriver/lib/WebDriver/Timeouts.php b/vendor/instaclick/php-webdriver/lib/WebDriver/Timeouts.php
new file mode 100644
index 000000000..4ce725157
--- /dev/null
+++ b/vendor/instaclick/php-webdriver/lib/WebDriver/Timeouts.php
@@ -0,0 +1,76 @@
+<?php
+/**
+ * Copyright 2011-2017 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;
+
+use WebDriver\Exception as WebDriverException;
+
+/**
+ * WebDriver\Timeouts class
+ *
+ * @package WebDriver
+ *
+ * @method void async_script($json) Set the amount of time, in milliseconds, that asynchronous scripts (executed by execute_async) are permitted to run before they are aborted and a timeout error is returned to the client.
+ * @method void implicit_wait($json) Set the amount of time the driver should wait when searching for elements.
+ */
+final class Timeouts extends AbstractWebDriver
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected function methods()
+    {
+        return array(
+            'async_script' => array('POST'),
+            'implicit_wait' => array('POST'),
+        );
+    }
+
+    /**
+     * helper method to wait until user-defined condition is met
+     *
+     * @param function $callback      callback which returns non-false result if wait condition was met
+     * @param integer  $maxIterations maximum number of iterations
+     * @param integer  $sleep         sleep duration in seconds between iterations
+     * @param array    $args          optional args; if the callback needs $this, then pass it here
+     *
+     * @return mixed result from callback function
+     *
+     * @throws \Exception if thrown by callback, or \WebDriver\Exception\Timeout if helper times out
+     */
+    public function wait($callback, $maxIterations = 1, $sleep = 0, $args = array())
+    {
+        $i = max(1, $maxIterations);
+
+        while ($i-- > 0) {
+            $result = call_user_func_array($callback, $args);
+
+            if ($result !== false) {
+                return $result;
+            }
+
+            // don't sleep on the last iteration
+            $i && sleep($sleep);
+        }
+
+        throw WebDriverException::factory(WebDriverException::TIMEOUT, 'wait() method timed out');
+    }
+}