1 files changed, 6 insertions, 11 deletions
diff --git a/chromium/content/browser/renderer_host/media/audio_sync_reader.h b/chromium/content/browser/renderer_host/media/audio_sync_reader.h
index f3a2833b14e..d596d1b4c0e 100644
--- a/chromium/content/browser/renderer_host/media/audio_sync_reader.h
+++ b/chromium/content/browser/renderer_host/media/audio_sync_reader.h
@@ -5,7 +5,6 @@
 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_AUDIO_SYNC_READER_H_
 
-#include "base/file_descriptor_posix.h"
 #include "base/process/process.h"
 #include "base/sync_socket.h"
 #include "base/synchronization/lock.h"
@@ -13,6 +12,10 @@
 #include "media/audio/audio_output_controller.h"
 #include "media/base/audio_bus.h"
 
+#if defined(OS_POSIX)
+#include "base/file_descriptor_posix.h"
+#endif
+
 namespace base {
 class SharedMemory;
 }
@@ -26,15 +29,13 @@ namespace content {
 class AudioSyncReader : public media::AudioOutputController::SyncReader {
  public:
   AudioSyncReader(base::SharedMemory* shared_memory,
-                  const media::AudioParameters& params,
-                  int input_channels);
+                  const media::AudioParameters& params);
 
   virtual ~AudioSyncReader();
 
   // media::AudioOutputController::SyncReader implementations.
   virtual void UpdatePendingBytes(uint32 bytes) OVERRIDE;
-  virtual void Read(const media::AudioBus* source,
-                    media::AudioBus* dest) OVERRIDE;
+  virtual void Read(media::AudioBus* dest) OVERRIDE;
   virtual void Close() OVERRIDE;
 
   bool Init();
@@ -52,9 +53,6 @@ class AudioSyncReader : public media::AudioOutputController::SyncReader {
 
   const base::SharedMemory* const shared_memory_;
 
-  // Number of input channels for synchronized I/O.
-  const int input_channels_;
-
   // Mutes all incoming samples. This is used to prevent audible sound
   // during automated testing.
   const bool mute_audio_;
@@ -69,9 +67,6 @@ class AudioSyncReader : public media::AudioOutputController::SyncReader {
   // Shared memory wrapper used for transferring audio data to Read() callers.
   scoped_ptr<media::AudioBus> output_bus_;
 
-  // Shared memory wrapper used for transferring audio data from Read() callers.
-  scoped_ptr<media::AudioBus> input_bus_;
-
   // Maximum amount of audio data which can be transferred in one Read() call.
   const int packet_size_;