Mixing audio with different latency requirements

content/renderer/media/renderer_webaudiodevice_impl.cc

 // 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.
 
 #include "content/renderer/media/renderer_webaudiodevice_impl.h"
 
 #include <stddef.h>
 
 #include <string>
 
@@ skipping 54 matching lines @@
   // will fail in the call to frameForCurrentContext() otherwise.
   //
   // Therefore, we can perform look-ups to determine which RenderView is
   // starting the audio device.  The reason for all this is because the creator
   // of the WebAudio objects might not be the actual source of the audio (e.g.,
   // an extension creates a object that is passed and used within a page).
   WebLocalFrame* const web_frame = WebLocalFrame::frameForCurrentContext();
   RenderFrame* const render_frame =
       web_frame ? RenderFrame::FromWebFrame(web_frame) : NULL;
   sink_ = AudioDeviceFactory::NewAudioRendererSink(
-      AudioDeviceFactory::kSourceWebAudio,
+      AudioDeviceFactory::kSourceWebAudioInteractive,
       render_frame ? render_frame->GetRoutingID() : MSG_ROUTING_NONE,
       session_id_, std::string(), security_origin_);
   sink_->Initialize(params_, this);
   sink_->Start();
   sink_->Play();
   start_null_audio_sink_callback_.Reset(
       base::Bind(&media::NullAudioSink::Play, null_audio_sink_));
   // Note: Default behavior is to auto-play on start.
 }
 
@@ skipping 75 matching lines @@
   }
 #endif
   return dest->frames();
 }
 
 void RendererWebAudioDeviceImpl::OnRenderError() {
   // TODO(crogers): implement error handling.
 }
 
 }  // namespace content