Revert 57254 - Share one thread between all AudioOutputControllers instead of...

media/audio/openbsd/audio_manager_openbsd.cc

Index: media/audio/openbsd/audio_manager_openbsd.cc
===================================================================
--- media/audio/openbsd/audio_manager_openbsd.cc	(revision 57255)
+++ media/audio/openbsd/audio_manager_openbsd.cc	(working copy)
@@ -4,6 +4,7 @@
 
 #include "media/audio/openbsd/audio_manager_openbsd.h"
 
+#include "base/at_exit.h"
 #include "base/logging.h"
 
 namespace {
@@ -47,7 +48,6 @@
 }
 
 void AudioManagerOpenBSD::Init() {
-  AudioManagerBase::Init();
 }
 
 void AudioManagerOpenBSD::MuteAll() {
@@ -71,8 +71,3 @@
   }
   return g_audio_manager;
 }
-
-// static
-AudioManager* AudioManager::CreateAudioManager() {
-  return new AudioManagerOpenBSD();
-}