[ZF-10764] Zend_Http_UserAgent

- Revert r23584 and r23660.

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@23872 44c647ce-9c0f-0410-b52a-842ac1e357ba

library/Zend/Http/UserAgent/Mobile.php

@@ -112,7 +112,6 @@ class Zend_Http_UserAgent_Mobile extends Zend_Http_UserAgent_AbstractDevice
         'novarra-vision',
         'nuvifone',
         'openweb',
-        'oper',
         'opwv',
         'palmsource',
         'pdxgw',