Change NumberOfWaveOutBuffers() to return 3 for Windows >= Vista (instead of ==).

media/audio/audio_util.cc

Index: media/audio/audio_util.cc
diff --git a/media/audio/audio_util.cc b/media/audio/audio_util.cc
index 0526616c426b46bf265df8a580ba9b9dcb69d25e..80066d5d772be0f8ad75d7d9e0c608c3a3eeefc0 100644
--- a/media/audio/audio_util.cc
+++ b/media/audio/audio_util.cc
@@ -549,7 +549,7 @@ int NumberOfWaveOutBuffers() {
   // degradation compared to Windows XP. Part of regression was fixed in
   // Windows 7. Maybe it is fixed in Vista Serice Pack, but let's be cautious.

[cpu_(ooo_6.6-7.5), 2012/07/31 02:20:13]

remove the "was fixed in windows 7"

[scherkus (not reviewing), 2012/07/31 02:21:35]

+1

   if ((base::SysInfo::NumberOfProcessors() < 2) ||
-      (base::win::GetVersion() == base::win::VERSION_VISTA)) {
+      (base::win::GetVersion() >= base::win::VERSION_VISTA)) {
     return 3;
   }
   return 2;