Add OSSTATUS_LOG API

media/audio/mac/audio_output_mac.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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 "media/audio/mac/audio_output_mac.h"
 
+#include <CoreServices/CoreServices.h>
+
 #include "base/basictypes.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "media/audio/audio_util.h"
 #include "media/audio/mac/audio_manager_mac.h"
 
 // A custom data structure to store information an AudioQueue buffer.
 struct AudioQueueUserData {
   AudioQueueUserData() : empty_buffer(false) {}
@@ skipping 70 matching lines @@
 PCMQueueOutAudioOutputStream::~PCMQueueOutAudioOutputStream() {
 }
 
 void PCMQueueOutAudioOutputStream::HandleError(OSStatus err) {
   // source_ can be set to NULL from another thread. We need to cache its
   // pointer while we operate here. Note that does not mean that the source
   // has been destroyed.
   AudioSourceCallback* source = GetSource();
   if (source)
     source->OnError(this, static_cast<int>(err));
-  NOTREACHED() << "error code " << err;
+  NOTREACHED() << "error " << GetMacOSStatusErrorString(err)
+               << " (" << err << ")";
 }
 
 bool PCMQueueOutAudioOutputStream::Open() {
   // Get the default device id.
   AudioObjectID device_id = 0;
   AudioObjectPropertyAddress property_address = {
       kAudioHardwarePropertyDefaultOutputDevice,
       kAudioObjectPropertyScopeGlobal,
       kAudioObjectPropertyElementMaster
   };
@@ skipping 409 matching lines @@
 void PCMQueueOutAudioOutputStream::SetSource(AudioSourceCallback* source) {
   base::AutoLock lock(source_lock_);
   source_ = source;
 }
 
 AudioOutputStream::AudioSourceCallback*
 PCMQueueOutAudioOutputStream::GetSource() {
   base::AutoLock lock(source_lock_);
   return source_;
 }