Replace AudioDecoder::ProduceAudioSamples/ConsumeAudioSamples with read callbacks.

media/filters/audio_renderer_algorithm_base.cc

Index: media/filters/audio_renderer_algorithm_base.cc
diff --git a/media/filters/audio_renderer_algorithm_base.cc b/media/filters/audio_renderer_algorithm_base.cc
index affebf5b6e0c44e4ca6fb64ea8c799b10f3b0645..7e4dd5a5f5d12f89661c6ee4a286a805d7288e68 100644
--- a/media/filters/audio_renderer_algorithm_base.cc
+++ b/media/filters/audio_renderer_algorithm_base.cc
@@ -102,6 +102,10 @@ uint32 AudioRendererAlgorithmBase::QueueSize() {
   return queue_.forward_bytes();
 }
 
+uint32 AudioRendererAlgorithmBase::QueueCapacity() {
+  return queue_.forward_capacity();
+}
+
 void AudioRendererAlgorithmBase::IncreaseQueueCapacity() {
   queue_.set_forward_capacity(
       std::min(2 * queue_.forward_capacity(), max_queue_capacity_));