Feed the render data to MediaStreamAudioProcessor and used AudioBus in render callback

content/renderer/media/media_stream_audio_processor_unittest.cc

Index: content/renderer/media/media_stream_audio_processor_unittest.cc
diff --git a/content/renderer/media/media_stream_audio_processor_unittest.cc b/content/renderer/media/media_stream_audio_processor_unittest.cc
index f562055905169867fc91af330194afa3481a1c1f..4c8479b6b8623000611968053c643818845ced2a 100644
--- a/content/renderer/media/media_stream_audio_processor_unittest.cc
+++ b/content/renderer/media/media_stream_audio_processor_unittest.cc
@@ -80,10 +80,18 @@ class MediaStreamAudioProcessorTest : public ::testing::Test {
 
       // |audio_processor| does nothing when the audio processing is off in
       // the processor.
-      audio_processor->PushRenderData(
-          data_ptr,
-          params_.sample_rate(), params_.channels(),
-          params_.frames_per_buffer(), base::TimeDelta::FromMilliseconds(10));
+      webrtc::AudioProcessing* ap = audio_processor->audio_processing_.get();
+#if defined(OS_ANDROID) || defined(OS_IOS)
+      const bool is_aec_enabled = ap && ap->echo_control_mobile()->is_enabled();
+      // AEC should be turned off for mobiles.
+      DCHECK(!ap || !ap->echo_cancellation()->is_enabled());
+#else
+      const bool is_aec_enabled = ap && ap->echo_cancellation()->is_enabled();
+#endif
+      if (is_aec_enabled) {
+        audio_processor->OnPlayoutData(data_bus.get(), params_.sample_rate(),
+                                       10);
+      }
 
       int16* output = NULL;
       int new_volume = 0;
@@ -145,7 +153,7 @@ TEST_F(MediaStreamAudioProcessorTest, WithoutAudioProcessing) {
   // Setup the audio processor without enabling the flag.
   blink::WebMediaConstraints constraints;
   scoped_refptr<MediaStreamAudioProcessor> audio_processor(
-      new MediaStreamAudioProcessor(params_, constraints, 0));
+      new MediaStreamAudioProcessor(params_, constraints, 0, NULL));
   EXPECT_FALSE(audio_processor->has_audio_processing());
 
   ProcessDataAndVerifyFormat(audio_processor,
@@ -160,7 +168,7 @@ TEST_F(MediaStreamAudioProcessorTest, WithAudioProcessing) {
       switches::kEnableAudioTrackProcessing);
   blink::WebMediaConstraints constraints;
   scoped_refptr<MediaStreamAudioProcessor> audio_processor(
-      new MediaStreamAudioProcessor(params_, constraints, 0));
+      new MediaStreamAudioProcessor(params_, constraints, 0, NULL));
   EXPECT_TRUE(audio_processor->has_audio_processing());
   VerifyDefaultComponents(audio_processor);