Modifies AudioInputCallback::OnData and use media::AudioBus instead of plain byte vector

content/browser/speech/speech_recognition_browsertest.cc

Index: content/browser/speech/speech_recognition_browsertest.cc
diff --git a/content/browser/speech/speech_recognition_browsertest.cc b/content/browser/speech/speech_recognition_browsertest.cc
index e7348431c7291c35594a8bd41dc6c9ba34d2624b..5871aa193f8a6d2d1e0d493c28c64e33b7c3f022 100644
--- a/content/browser/speech/speech_recognition_browsertest.cc
+++ b/content/browser/speech/speech_recognition_browsertest.cc
@@ -133,6 +133,7 @@ class SpeechRecognitionBrowserTest :
       size_t buffer_size,
       bool fill_with_noise) {
     DCHECK(controller.get());
+    const media::AudioParameters& audio_params = controller->audio_parameters();
     scoped_ptr<uint8[]> audio_buffer(new uint8[buffer_size]);
     if (fill_with_noise) {
       for (size_t i = 0; i < buffer_size; ++i)
@@ -141,9 +142,13 @@ class SpeechRecognitionBrowserTest :
     } else {
       memset(audio_buffer.get(), 0, buffer_size);
     }
-    controller->event_handler()->OnData(controller,
-                                        audio_buffer.get(),
-                                        buffer_size);
+
+    scoped_ptr<media::AudioBus> audio_bus =
+        media::AudioBus::Create(audio_params);
+    audio_bus->FromInterleaved(&audio_buffer.get()[0],
+                               audio_bus->frames(),
+                               audio_params.bits_per_sample() / 8);
+    controller->event_handler()->OnData(controller, audio_bus.get());
   }
 
   void FeedAudioController(int duration_ms, bool feed_with_noise) {