First step towards moving AudioDevice from content/ to media/audio.

content/renderer/pepper/pepper_platform_audio_output_impl.h

Index: content/renderer/pepper/pepper_platform_audio_output_impl.h
diff --git a/content/renderer/pepper/pepper_platform_audio_output_impl.h b/content/renderer/pepper/pepper_platform_audio_output_impl.h
index 3b426adbf7a6fe1d7b2e8989b9c3ad37f3ef1b41..3e9c5319f7522667af3e681692ffb662bb85cc31 100644
--- a/content/renderer/pepper/pepper_platform_audio_output_impl.h
+++ b/content/renderer/pepper/pepper_platform_audio_output_impl.h
@@ -7,7 +7,7 @@
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
-#include "content/renderer/media/audio_message_filter.h"
+#include "media/audio/audio_device_ipc.h"
 #include "webkit/plugins/ppapi/plugin_delegate.h"
 
 namespace media{
@@ -22,7 +22,7 @@ namespace content {
 
 class PepperPlatformAudioOutputImpl
     : public webkit::ppapi::PluginDelegate::PlatformAudioOutput,
-      public AudioMessageFilter::Delegate,
+      public media::AudioDeviceIPCDelegate,
       public base::RefCountedThreadSafe<PepperPlatformAudioOutputImpl> {
  public:
   // Factory function, returns NULL on failure. StreamCreated() will be called
@@ -38,7 +38,7 @@ class PepperPlatformAudioOutputImpl
   virtual void ShutDown() OVERRIDE;
 
   // AudioMessageFilter::Delegate.

[scherkus (not reviewing), 2012/07/23 22:57:51]

update docs

[tommi (sloooow) - chröme, 2012/07/24 09:49:44]

Done.

-  virtual void OnStateChanged(AudioStreamState state) OVERRIDE;
+  virtual void OnStateChanged(media::AudioStreamState state) OVERRIDE;
   virtual void OnStreamCreated(base::SharedMemoryHandle handle,
                                base::SyncSocket::Handle socket_handle,
                                uint32 length) OVERRIDE;
@@ -66,9 +66,9 @@ class PepperPlatformAudioOutputImpl
   // ACCESSED ON THE MAIN THREAD.
   webkit::ppapi::PluginDelegate::PlatformAudioOutputClient* client_;
 
-  // MessageFilter used to send/receive IPC. THIS MUST ONLY BE ACCESSED ON THE
+  // Used to send/receive IPC. THIS MUST ONLY BE ACCESSED ON THE
   // I/O thread except to send messages and get the message loop.
-  scoped_refptr<AudioMessageFilter> filter_;
+  media::AudioDeviceIPC* ipc_;
 
   // Our ID on the MessageFilter. THIS MUST ONLY BE ACCESSED ON THE I/O THREAD
   // or else you could race with the initialize function which sets it.