Add play test.

media/audio/mac/audio_auhal_mac.cc

Index: media/audio/mac/audio_auhal_mac.cc
diff --git a/media/audio/mac/audio_auhal_mac.cc b/media/audio/mac/audio_auhal_mac.cc
index e11885fa3d0a5e599a0462a698bc9c3063cb89b2..1098e9c518de534e787eda36036fb43918c6e336 100644
--- a/media/audio/mac/audio_auhal_mac.cc
+++ b/media/audio/mac/audio_auhal_mac.cc
@@ -468,6 +468,7 @@ bool AUHALStream::SetStreamFormat(
       element,
       &format,
       sizeof(format));
+  OSSTATUS_LOG_IF(ERROR, result != noErr, result) << "Set StreamFormat failed.";
   return (result == noErr);
 }
 
@@ -489,7 +490,7 @@ bool AUHALStream::ConfigureAUHAL() {
 
   OSStatus result = AudioComponentInstanceNew(comp, &audio_unit_);
   if (result != noErr) {
-    OSSTATUS_DLOG(ERROR, result) << "AudioComponentInstanceNew() failed.";
+    OSSTATUS_LOG(ERROR, result) << "AudioComponentInstanceNew() failed.";
     return false;
   }
 
@@ -506,6 +507,8 @@ bool AUHALStream::ConfigureAUHAL() {
       &enable_IO,
       sizeof(enable_IO));
   if (result != noErr) {
+    OSSTATUS_LOG(ERROR, result)
+        << "kAudioOutputUnitProperty_EnableIO() failed.";
     CloseAudioUnit();
     return false;
   }
@@ -519,6 +522,8 @@ bool AUHALStream::ConfigureAUHAL() {
       &device_,
       sizeof(AudioDeviceID));
   if (result != noErr) {
+    OSSTATUS_LOG(ERROR, result)
+        << "kAudioOutputUnitProperty_CurrentDevice() failed.";
     CloseAudioUnit();
     return false;
   }
@@ -533,6 +538,7 @@ bool AUHALStream::ConfigureAUHAL() {
                        output_channels_,
                        kAudioUnitScope_Input,
                        0)) {
+    LOG(ERROR) << "Set Stream format failed...";
     CloseAudioUnit();
     return false;
   }
@@ -542,6 +548,7 @@ bool AUHALStream::ConfigureAUHAL() {
   if (!manager_->MaybeChangeBufferSize(device_, audio_unit_, 0,
                                        number_of_frames_, &size_was_changed,
                                        &io_buffer_frame_size)) {
+    LOG(ERROR) << "Buffer size change failed...";
     CloseAudioUnit();
     return false;
   }
@@ -558,6 +565,8 @@ bool AUHALStream::ConfigureAUHAL() {
       &callback,
       sizeof(callback));
   if (result != noErr) {
+    OSSTATUS_LOG(ERROR, result)
+        << "kAudioUnitProperty_SetRenderCallback() failed.";
     CloseAudioUnit();
     return false;
   }
@@ -566,7 +575,7 @@ bool AUHALStream::ConfigureAUHAL() {
 
   result = AudioUnitInitialize(audio_unit_);
   if (result != noErr) {
-    OSSTATUS_DLOG(ERROR, result) << "AudioUnitInitialize() failed.";
+    OSSTATUS_LOG(ERROR, result) << "AudioUnitInitialize() failed.";
     CloseAudioUnit();
     return false;
   }
@@ -580,10 +589,10 @@ void AUHALStream::CloseAudioUnit() {
     return;
 
   OSStatus result = AudioUnitUninitialize(audio_unit_);
-  OSSTATUS_DLOG_IF(ERROR, result != noErr, result)
+  OSSTATUS_LOG_IF(ERROR, result != noErr, result)
       << "AudioUnitUninitialize() failed.";
   result = AudioComponentInstanceDispose(audio_unit_);
-  OSSTATUS_DLOG_IF(ERROR, result != noErr, result)
+  OSSTATUS_LOG_IF(ERROR, result != noErr, result)
       << "AudioComponentInstanceDispose() failed.";
   audio_unit_ = 0;
 }
@@ -638,7 +647,7 @@ void AUHALStream::SetAudioChannelLayout() {
       audio_unit_, kAudioUnitProperty_AudioChannelLayout, kAudioUnitScope_Input,
       0, channel_layout, layout_size);
   if (result != noErr) {
-    OSSTATUS_DLOG(ERROR, result)
+    OSSTATUS_LOG(ERROR, result)
         << "Failed to set audio channel layout. Using default layout.";
   }
 }