Fixed OpenBSD build.

media/audio/openbsd/audio_manager_openbsd.cc

Index: media/audio/openbsd/audio_manager_openbsd.cc
diff --git a/media/audio/openbsd/audio_manager_openbsd.cc b/media/audio/openbsd/audio_manager_openbsd.cc
index c2c7b98ee40813ad3107a3f55f61db596ed93268..251a085c18101521979710e5ecd5e504812728ae 100644
--- a/media/audio/openbsd/audio_manager_openbsd.cc
+++ b/media/audio/openbsd/audio_manager_openbsd.cc
@@ -21,21 +21,15 @@ bool AudioManagerOpenBSD::HasAudioInputDevices() {
   return false;
 }
 
-AudioInputStream* AudioManagerOpenBSD::MakeAudioInputStream(
-    Format format,
-    int channels,
-    int sample_rate,
-    char bits_per_sample,
-    uint32 samples_per_packet) {
+AudioOutputStream* AudioManagerOpenBSD::MakeAudioOutputStream(
+    AudioParameters params) {
   NOTIMPLEMENTED();
   return NULL;
 }
 
-AudioOutputStream* AudioManagerOpenBSD::MakeAudioOutputStream(
-    Format format,
-    int channels,
-    int sample_rate,
-    char bits_per_sample) {
+AudioInputStream* AudioManagerOpenBSD::MakeAudioInputStream(
+    AudioParameters params,
+    uint32 samples_per_packet) {
   NOTIMPLEMENTED();
   return NULL;
 }
@@ -58,20 +52,6 @@ void AudioManagerOpenBSD::UnMuteAll() {
   NOTIMPLEMENTED();
 }
 
-void DestroyAudioManagerOpenBSD(void* not_used) {
-  delete g_audio_manager;
-  g_audio_manager = NULL;
-}
-
-AudioManager* AudioManager::GetAudioManager() {
-  if (!g_audio_manager) {
-    g_audio_manager = new AudioManagerOpenBSD();
-    g_audio_manager->Init();
-    base::AtExitManager::RegisterCallback(&DestroyAudioManagerOpenBSD, NULL);
-  }
-  return g_audio_manager;
-}
-
 // static
 AudioManager* AudioManager::CreateAudioManager() {
   return new AudioManagerOpenBSD();