sync the openbsd audio code with linux

BUG=
TEST=


Review URL: http://codereview.chromium.org/9816012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@128246 0039d316-1c4b-4281-b951-d872f2087c98

media/audio/openbsd/audio_manager_openbsd.cc

@@ -89,10 +89,6 @@ AudioInputStream* AudioManagerOpenBSD::MakeLowLatencyInputStream(
 
 AudioOutputStream* AudioManagerOpenBSD::MakeOutputStream(
     const AudioParameters& params) {
-  if (!initialized()) {
-    return NULL;
-  }
-
 #if defined(USE_PULSEAUDIO)
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kUsePulseAudio)) {
     return new PulseAudioOutputStream(params, this);