Opera DSK-367458

This is the information you submitted to us:
Version: 12.00
Build: 1467
Operating system: Windows NT
Platform: PC

Summary: OpenGL render doesn't works in Windows 8

URL: http://any

Steps to reproduce
===================
1. go to opera:gpu
2. see "Backend not supported: unknown error" in OpenGL section
3. also, you can set "Preferred render" to "0", but OpenGL still not
working.

Expected result
===============
OpenGL should works

Actual result
=============
OpenGL doesn't works

HTTP_USER_AGENT: Opera/9.80 (Windows NT 6.2; Win64; x64; U; ru)
Presto/2.10.289 Version/12.00
HTTP_ACCEPT_LANGUAGE: ru-RU,ru;q=0.9,en;q=0.8


PLUGINS:
===========
Java(TM) Platform SE 7 U5 (Next Generation Java Plug-in 10.5.0 for Mozilla
browsers) npjp2.dll
Java Deployment Toolkit 7.0.50.5 (NPRuntime Script Plug-in Library for
Java(TM) Deploy) npDeployJava1.dll
Shockwave Flash (Shockwave Flash 11.3 r300) NPSWF64_11_3_300_257.dll
Silverlight Plug-In (4.1.10329.0) npctrl.dll


SCREEN:
===========
Resolution: 1366x768
ColorDepth: 32


Browser JavaScript:
Opera Desktop 12.00 core 2.10.289, June 11, 2012. Active patches: 205
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