Switch AudioRenderSink::Callback to use AudioBus.

media/audio/audio_input_device.cc

Index: media/audio/audio_input_device.cc
diff --git a/media/audio/audio_input_device.cc b/media/audio/audio_input_device.cc
index 401042acf26d8cded7a7f25fd12611a238620a61..b1ab6f8266fd4819201028a310391071179f4a8a 100644
--- a/media/audio/audio_input_device.cc
+++ b/media/audio/audio_input_device.cc
@@ -10,6 +10,7 @@
 #include "base/time.h"
 #include "media/audio/audio_manager_base.h"
 #include "media/audio/audio_util.h"
+#include "media/base/audio_bus.h"
 
 namespace media {
 
@@ -328,24 +329,23 @@ void AudioInputDevice::AudioThreadCallback::Process(int pending_data) {
 
   int audio_delay_milliseconds = pending_data / bytes_per_ms_;
   int16* memory = reinterpret_cast<int16*>(&buffer->audio[0]);
-  const size_t number_of_frames = audio_parameters_.frames_per_buffer();
   const int bytes_per_sample = sizeof(memory[0]);
 
   // Deinterleave each channel and convert to 32-bit floating-point
   // with nominal range -1.0 -> +1.0.
-  for (int channel_index = 0; channel_index < audio_parameters_.channels();
+  for (int channel_index = 0; channel_index < audio_bus_->channels();
        ++channel_index) {
     DeinterleaveAudioChannel(memory,
-                             audio_data_[channel_index],
-                             audio_parameters_.channels(),
+                             audio_bus_->channel(channel_index),
+                             audio_bus_->channels(),
                              channel_index,
                              bytes_per_sample,
-                             number_of_frames);
+                             audio_bus_->frames());
   }
 
   // Deliver captured data to the client in floating point format
   // and update the audio-delay measurement.
-  capture_callback_->Capture(audio_data_, number_of_frames,
+  capture_callback_->Capture(audio_bus_.get(),
                              audio_delay_milliseconds, volume);
 }