Switch AudioRenderSink::Callback to use AudioBus.

media/audio/audio_input_device.h

 // 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.
 
 // Low-latency audio capturing class utilizing audio input stream provided
 // by a server (browser) process by use of an IPC interface.
 //
 // Relationship of classes:
 //
 //  AudioInputController                 AudioInputDevice
@@ skipping 70 matching lines @@
 // TODO(henrika): Add support for event handling (e.g. OnStateChanged,
 // OnCaptureStopped etc.) and ensure that we can deliver these notifications
 // to any clients using this class.
 class MEDIA_EXPORT AudioInputDevice
     : NON_EXPORTED_BASE(public AudioInputIPCDelegate),
       NON_EXPORTED_BASE(public ScopedLoopObserver),
       public base::RefCountedThreadSafe<AudioInputDevice> {
  public:
   class MEDIA_EXPORT CaptureCallback {
    public:
-    virtual void Capture(const std::vector<float*>& audio_data,
-                         int number_of_frames,
+    virtual void Capture(AudioBus* audio_bus,
                          int audio_delay_milliseconds,
                          double volume) = 0;
     virtual void OnCaptureError() = 0;
    protected:
     virtual ~CaptureCallback();
   };
 
   class MEDIA_EXPORT CaptureEventHandler {
    public:
     // Notification to the client that the device with the specific |device_id|
@@ skipping 99 matching lines @@
   base::Lock audio_thread_lock_;
   AudioDeviceThread audio_thread_;
   scoped_ptr<AudioInputDevice::AudioThreadCallback> audio_callback_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(AudioInputDevice);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_INPUT_DEVICE_H_