Fix sort by alphabetical order

Author: robocoder

lib/WebDriver/Exception.php

@@ -147,8 +147,8 @@ abstract class Exception extends \Exception
         'session not created' => array('SessionNotCreated', 'A new session could not be created.'),
         'stale element reference' => array('StaleElementReference', 'A command failed because the referenced element is no longer attached to the DOM.'),
         'timeout' => array('Timeout', 'An operation did not complete before its timeout expired.'),
-        'unable to set cookie' => array('UnableToSetCookie', 'A command to set a cookie\'s value could not be satisfied.'),
         'unable to capture screen' => array('UnableToCaptureScreen', 'A screen capture was made impossible.'),
+        'unable to set cookie' => array('UnableToSetCookie', 'A command to set a cookie\'s value could not be satisfied.'),
         'unexpected alert open' => array('UnexpectedAlertOpen', 'A modal dialog was open, blocking this operation.'),
         'unknown command' => array('UnknownCommand', 'A command could not be executed because the remote end is not aware of it.'),
         'unknown error' => array('UnknownError', 'An unknown error occurred in the remote end while processing the command.'),