Temporarily disabling audio quality test on win 8.

chrome/browser/media/webrtc_browsertest_base.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/media/webrtc_browsertest_base.h"
 
 #include "base/lazy_instance.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/chrome_notification_types.h"
@@ skipping 342 matching lines @@
   return result == "has-video-source";
 }
 
 bool WebRtcTestBase::OnWinXp() const {
 #if defined(OS_WIN)
   return base::win::GetVersion() <= base::win::VERSION_XP;
 #else
   return false;
 #endif
 }
+
+bool WebRtcTestBase::OnWin8() const {
+#if defined(OS_WIN)
+  return base::win::GetVersion() > base::win::VERSION_WIN7;
+#else
+  return false;
+#endif
+}