Create iOS Audio Manager implementation.

media/audio/mac/audio_input_mac.h

Index: media/audio/mac/audio_input_mac.h
diff --git a/media/audio/mac/audio_input_mac.h b/media/audio/mac/audio_input_mac.h
index d290bcb4af5873ba7558f77b6e55e6f4c02f7e6e..5f52d53f8fb7080790fda967d7f2258e4a6839e5 100644
--- a/media/audio/mac/audio_input_mac.h
+++ b/media/audio/mac/audio_input_mac.h
@@ -14,14 +14,14 @@
 
 namespace media {
 
-class AudioManagerMac;
+class AudioManagerBase;

[DaleCurtis, 2012/09/07 11:31:12]

Why change these?

[stuartmorgan, 2012/09/07 11:35:30]

iOS uses AudioManagerIOS; otherwise the implementation is completely shareable
between Mac and iOS. Since nothing in this class requires anything but the AMB
interface, this lets us share the class between Mac and iOS without ifdef-ing
the manager type.

 
 // Implementation of AudioInputStream for Mac OS X using the audio queue service
 // present in OS 10.5 and later. Design reflects PCMQueueOutAudioOutputStream.
 class PCMQueueInAudioInputStream : public AudioInputStream {
  public:
   // Parameters as per AudioManager::MakeAudioInputStream.
-  PCMQueueInAudioInputStream(AudioManagerMac* manager,
+  PCMQueueInAudioInputStream(AudioManagerBase* manager,
                              const AudioParameters& params);
   virtual ~PCMQueueInAudioInputStream();
 
@@ -65,7 +65,7 @@ class PCMQueueInAudioInputStream : public AudioInputStream {
   static const int kNumberBuffers = 3;
 
   // Manager that owns this stream, used for closing down.
-  AudioManagerMac* manager_;
+  AudioManagerBase* manager_;
   // We use the callback mostly to periodically supply the recorded audio data.
   AudioInputCallback* callback_;
   // Structure that holds the stream format details such as bitrate.